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< a href = "/bootstrap-material-design/docs/4.0/components/popovers/" >
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Popovers
< / a >
< / li >
< li class = "" >
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< a href = "/bootstrap-material-design/docs/4.0/components/progress/" >
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Progress
< / a >
< / li >
< li class = "" >
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< a href = "/bootstrap-material-design/docs/4.0/components/scrollspy/" >
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Scrollspy
< / a >
< / li >
< li class = "" >
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< a href = "/bootstrap-material-design/docs/4.0/components/tooltips/" >
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Tooltips
< / a >
< / li >
< / ul >
< / div >
< div class = "bd-toc-item " >
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< a class = "bd-toc-link" href = "/bootstrap-material-design/docs/4.0/material-design/buttons/" >
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Material Design
< / a >
< ul class = "nav bd-sidenav" >
< li class = "" >
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< a href = "/bootstrap-material-design/docs/4.0/material-design/buttons/" >
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Buttons
< / a >
< / li >
< li class = "" >
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< a href = "/bootstrap-material-design/docs/4.0/material-design/collapse-inline/" >
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Collapse inline
< / a >
< / li >
< li class = "" >
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< a href = "/bootstrap-material-design/docs/4.0/material-design/drawers/" >
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Drawers
< / a >
< / li >
< li class = "" >
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< a href = "/bootstrap-material-design/docs/4.0/material-design/extensions/" >
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Extensions
< / a >
< / li >
< li class = "" >
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< a href = "/bootstrap-material-design/docs/4.0/material-design/forms/" >
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Forms
< / a >
< / li >
< li class = "" >
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< a href = "/bootstrap-material-design/docs/4.0/material-design/labels/" >
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Labels
< / a >
< / li >
< li class = "" >
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< a href = "/bootstrap-material-design/docs/4.0/material-design/list-groups/" >
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List groups
< / a >
< / li >
< li class = "" >
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< a href = "/bootstrap-material-design/docs/4.0/material-design/menus/" >
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Menus
< / a >
< / li >
< li class = "" >
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< a href = "/bootstrap-material-design/docs/4.0/material-design/navs/" >
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Navs
< / a >
< / li >
< li class = "" >
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< a href = "/bootstrap-material-design/docs/4.0/material-design/selections/" >
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Selections
< / a >
< / li >
< li class = "" >
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< a href = "/bootstrap-material-design/docs/4.0/material-design/snackbars/" >
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Snackbars
< / a >
< / li >
< / ul >
< / div >
< div class = "bd-toc-item " >
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< a class = "bd-toc-link" href = "/bootstrap-material-design/docs/4.0/utilities/borders/" >
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Utilities
< / a >
< ul class = "nav bd-sidenav" >
< li class = "" >
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< a href = "/bootstrap-material-design/docs/4.0/utilities/borders/" >
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Borders
< / a >
< / li >
< li class = "" >
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< a href = "/bootstrap-material-design/docs/4.0/utilities/clearfix/" >
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Clearfix
< / a >
< / li >
< li class = "" >
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< a href = "/bootstrap-material-design/docs/4.0/utilities/close-icon/" >
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Close icon
< / a >
< / li >
< li class = "" >
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< a href = "/bootstrap-material-design/docs/4.0/utilities/colors/" >
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Colors
< / a >
< / li >
< li class = "" >
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< a href = "/bootstrap-material-design/docs/4.0/utilities/display/" >
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Display
< / a >
< / li >
< li class = "" >
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< a href = "/bootstrap-material-design/docs/4.0/utilities/embed/" >
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Embed
< / a >
< / li >
< li class = "" >
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< a href = "/bootstrap-material-design/docs/4.0/utilities/flex/" >
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Flex
< / a >
< / li >
< li class = "" >
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< a href = "/bootstrap-material-design/docs/4.0/utilities/float/" >
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Float
< / a >
< / li >
< li class = "" >
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< a href = "/bootstrap-material-design/docs/4.0/utilities/image-replacement/" >
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Image replacement
< / a >
< / li >
< li class = "" >
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< a href = "/bootstrap-material-design/docs/4.0/utilities/position/" >
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Position
< / a >
< / li >
< li class = "" >
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< a href = "/bootstrap-material-design/docs/4.0/utilities/screenreaders/" >
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Screenreaders
< / a >
< / li >
< li class = "" >
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< a href = "/bootstrap-material-design/docs/4.0/utilities/sizing/" >
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Sizing
< / a >
< / li >
< li class = "" >
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< a href = "/bootstrap-material-design/docs/4.0/utilities/spacing/" >
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Spacing
< / a >
< / li >
< li class = "" >
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< a href = "/bootstrap-material-design/docs/4.0/utilities/text/" >
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Text
< / a >
< / li >
< li class = "" >
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< a href = "/bootstrap-material-design/docs/4.0/utilities/vertical-align/" >
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Vertical align
< / a >
< / li >
< li class = "" >
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< a href = "/bootstrap-material-design/docs/4.0/utilities/visibility/" >
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Visibility
< / a >
< / li >
< / ul >
< / div >
< div class = "bd-toc-item " >
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< a class = "bd-toc-link" href = "/bootstrap-material-design/docs/4.0/extend/icons/" >
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Extend
< / a >
< ul class = "nav bd-sidenav" >
< li class = "" >
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< a href = "/bootstrap-material-design/docs/4.0/extend/icons/" >
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Icons
< / a >
< / li >
< / ul >
< / div >
< div class = "bd-toc-item " >
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< a class = "bd-toc-link" href = "/bootstrap-material-design/docs/4.0/migration/" >
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Migration
< / a >
< ul class = "nav bd-sidenav" >
< / ul >
< / div >
< / nav >
< / div >
< div class = "d-none d-xl-block col-xl-2 bd-toc" >
< ul class = "section-nav" >
< li class = "toc-entry toc-h2" > < a href = "#overview" > Overview< / a > < / li >
< li class = "toc-entry toc-h2" > < a href = "#accessibility" > Accessibility< / a > < / li >
< li class = "toc-entry toc-h2" > < a href = "#examples" > Examples< / a >
< ul >
< li class = "toc-entry toc-h3" > < a href = "#single-button-dropdowns" > Single button dropdowns< / a > < / li >
< li class = "toc-entry toc-h3" > < a href = "#split-button-dropdowns" > Split button dropdowns< / a > < / li >
< / ul >
< / li >
< li class = "toc-entry toc-h2" > < a href = "#sizing" > Sizing< / a > < / li >
< li class = "toc-entry toc-h2" > < a href = "#dropup-variation" > Dropup variation< / a > < / li >
< li class = "toc-entry toc-h2" > < a href = "#menu-items" > Menu items< / a > < / li >
< li class = "toc-entry toc-h2" > < a href = "#menu-alignment" > Menu alignment< / a > < / li >
< li class = "toc-entry toc-h2" > < a href = "#menu-headers" > Menu headers< / a >
< ul >
< ul >
< ul >
< ul >
< li class = "toc-entry toc-h6" > < a href = "#dropdown-header" > Dropdown header< / a > < / li >
< / ul >
< / ul >
< / ul >
< / ul >
< / li >
< li class = "toc-entry toc-h2" > < a href = "#menu-dividers" > Menu dividers< / a > < / li >
< li class = "toc-entry toc-h2" > < a href = "#menu-forms" > Menu forms< / a > < / li >
< li class = "toc-entry toc-h2" > < a href = "#disabled-menu-items" > Disabled menu items< / a > < / li >
< li class = "toc-entry toc-h2" > < a href = "#usage" > Usage< / a >
< ul >
< li class = "toc-entry toc-h3" > < a href = "#via-data-attributes" > Via data attributes< / a > < / li >
< li class = "toc-entry toc-h3" > < a href = "#via-javascript" > Via JavaScript< / a >
< ul >
< ul >
< li class = "toc-entry toc-h5" > < a href = "#data-toggledropdown-still-required" > data-toggle="dropdown" still required< / a > < / li >
< / ul >
< / ul >
< / li >
< li class = "toc-entry toc-h3" > < a href = "#options" > Options< / a > < / li >
< li class = "toc-entry toc-h3" > < a href = "#methods" > Methods< / a > < / li >
< li class = "toc-entry toc-h3" > < a href = "#events" > Events< / a > < / li >
< / ul >
< / li >
< / ul >
< / div >
< main class = "col-12 col-md-9 col-xl-8 py-md-3 pl-md-5 bd-content" role = "main" >
< h1 class = "bd-title" id = "content" > Dropdowns< / h1 >
< p class = "bd-lead" > Toggle contextual overlays for displaying lists of links and more with the Bootstrap dropdown plugin.< / p >
< script async type = "text/javascript" src = "https://cdn.carbonads.com/carbon.js?zoneid=1673&serve=C6AILKT&placement=fezvrastagithubiobootstrapmateri" id = "_carbonads_js" > < / script >
< h2 id = "overview" > Overview< / h2 >
< p > Dropdowns are toggleable, contextual overlays for displaying lists of links and more. They’ ’ < a href = "http://markdotto.com/2012/02/27/bootstrap-explained-dropdowns/" > an intentional design decision.< / a > < / p >
< p > Dropdowns are built on a third party library, < a href = "https://popper.js.org" > Popper.js< / a > , which provides dynamic positioning and viewport detection. Be sure to include < a href = "https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.11.0/umd/popper.min.js" > popper.min.js< / a > before Bootstrap’ < / p >
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< p > If you’ < a href = "/bootstrap-material-design/docs/getting-started/javascript/#util" > requires < code class = "highlighter-rouge" > util.js< / code > < / a > .< / p >
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< h2 id = "accessibility" > Accessibility< / h2 >
< p > The < a href = "https://www.w3.org/TR/wai-aria/" > < abbr title = "Web Accessibility Initiative" > WAI< / abbr > < abbr title = "Accessible Rich Internet Applications" > ARIA< / abbr > < / a > standard defines an actual < a href = "https://www.w3.org/TR/wai-aria/roles#menu" > < code class = "highlighter-rouge" > role="menu"< / code > widget< / a > , but this is specific to application-like menus which trigger actions or functions. < abbr title = "Accessible Rich Internet Applications" > ARIA< / abbr > menus can only contain menu items, checkbox menu items, radio button menu items, radio button groups, and sub-menus.< / p >
< p > Bootstrap’ < code class = "highlighter-rouge" > role< / code > and < code class = "highlighter-rouge" > aria-< / code > attributes required for true < abbr title = "Accessible Rich Internet Applications" > ARIA< / abbr > menus. Authors will have to include these more specific attributes themselves.< / p >
< p > However, Bootstrap does add built-in support for most standard keyboard menu interactions, such as the ability to move through individual < code class = "highlighter-rouge" > .dropdown-item< / code > elements using the cursor keys and close the menu with the < kbd > ESC< / kbd > key.< / p >
< h2 id = "examples" > Examples< / h2 >
< p > Wrap the dropdown’ < code class = "highlighter-rouge" > .dropdown< / code > , or another element that declares < code class = "highlighter-rouge" > position: relative;< / code > . Dropdowns can be triggered from < code class = "highlighter-rouge" > < a> < / code > or < code class = "highlighter-rouge" > < button> < / code > elements to better fit your potential needs.< / p >
< h3 id = "single-button-dropdowns" > Single button dropdowns< / h3 >
< p > Any single < code class = "highlighter-rouge" > .btn< / code > can be turned into a dropdown toggle with some markup changes. Here’ < code class = "highlighter-rouge" > < button> < / code > elements:< / p >
< div class = "bd-example" data-example-id = "" >
< div class = "dropdown" >
< button class = "btn btn-secondary dropdown-toggle" type = "button" id = "dropdownMenuButton" data-toggle = "dropdown" aria-haspopup = "true" aria-expanded = "false" >
Dropdown button
< / button >
< div class = "dropdown-menu" aria-labelledby = "dropdownMenuButton" >
< a class = "dropdown-item" href = "#" > Action< / a >
< a class = "dropdown-item" href = "#" > Another action< / a >
< a class = "dropdown-item" href = "#" > Something else here< / a >
< / div >
< / div >
< / div >
< div class = "highlight" > < pre > < code class = "language-html" data-lang = "html" > < span class = "nt" > < div< / span > < span class = "na" > class=< / span > < span class = "s" > "dropdown"< / span > < span class = "nt" > > < / span >
< span class = "nt" > < button< / span > < span class = "na" > class=< / span > < span class = "s" > "btn btn-secondary dropdown-toggle"< / span > < span class = "na" > type=< / span > < span class = "s" > "button"< / span > < span class = "na" > id=< / span > < span class = "s" > "dropdownMenuButton"< / span > < span class = "na" > data-toggle=< / span > < span class = "s" > "dropdown"< / span > < span class = "na" > aria-haspopup=< / span > < span class = "s" > "true"< / span > < span class = "na" > aria-expanded=< / span > < span class = "s" > "false"< / span > < span class = "nt" > > < / span >
Dropdown button
< span class = "nt" > < /button> < / span >
< span class = "nt" > < div< / span > < span class = "na" > class=< / span > < span class = "s" > "dropdown-menu"< / span > < span class = "na" > aria-labelledby=< / span > < span class = "s" > "dropdownMenuButton"< / span > < span class = "nt" > > < / span >
< span class = "nt" > < a< / span > < span class = "na" > class=< / span > < span class = "s" > "dropdown-item"< / span > < span class = "na" > href=< / span > < span class = "s" > "#"< / span > < span class = "nt" > > < / span > Action< span class = "nt" > < /a> < / span >
< span class = "nt" > < a< / span > < span class = "na" > class=< / span > < span class = "s" > "dropdown-item"< / span > < span class = "na" > href=< / span > < span class = "s" > "#"< / span > < span class = "nt" > > < / span > Another action< span class = "nt" > < /a> < / span >
< span class = "nt" > < a< / span > < span class = "na" > class=< / span > < span class = "s" > "dropdown-item"< / span > < span class = "na" > href=< / span > < span class = "s" > "#"< / span > < span class = "nt" > > < / span > Something else here< span class = "nt" > < /a> < / span >
< span class = "nt" > < /div> < / span >
< span class = "nt" > < /div> < / span > < / code > < / pre > < / div >
< p > And with < code class = "highlighter-rouge" > < a> < / code > elements:< / p >
< div class = "bd-example" data-example-id = "" >
< div class = "dropdown show" >
< a class = "btn btn-secondary dropdown-toggle" href = "#" role = "button" id = "dropdownMenuLink" data-toggle = "dropdown" aria-haspopup = "true" aria-expanded = "false" >
Dropdown link
< / a >
< div class = "dropdown-menu" aria-labelledby = "dropdownMenuLink" >
< a class = "dropdown-item" href = "#" > Action< / a >
< a class = "dropdown-item" href = "#" > Another action< / a >
< a class = "dropdown-item" href = "#" > Something else here< / a >
< / div >
< / div >
< / div >
< div class = "highlight" > < pre > < code class = "language-html" data-lang = "html" > < span class = "nt" > < div< / span > < span class = "na" > class=< / span > < span class = "s" > "dropdown show"< / span > < span class = "nt" > > < / span >
< span class = "nt" > < a< / span > < span class = "na" > class=< / span > < span class = "s" > "btn btn-secondary dropdown-toggle"< / span > < span class = "na" > href=< / span > < span class = "s" > "#"< / span > < span class = "na" > role=< / span > < span class = "s" > "button"< / span > < span class = "na" > id=< / span > < span class = "s" > "dropdownMenuLink"< / span > < span class = "na" > data-toggle=< / span > < span class = "s" > "dropdown"< / span > < span class = "na" > aria-haspopup=< / span > < span class = "s" > "true"< / span > < span class = "na" > aria-expanded=< / span > < span class = "s" > "false"< / span > < span class = "nt" > > < / span >
Dropdown link
< span class = "nt" > < /a> < / span >
< span class = "nt" > < div< / span > < span class = "na" > class=< / span > < span class = "s" > "dropdown-menu"< / span > < span class = "na" > aria-labelledby=< / span > < span class = "s" > "dropdownMenuLink"< / span > < span class = "nt" > > < / span >
< span class = "nt" > < a< / span > < span class = "na" > class=< / span > < span class = "s" > "dropdown-item"< / span > < span class = "na" > href=< / span > < span class = "s" > "#"< / span > < span class = "nt" > > < / span > Action< span class = "nt" > < /a> < / span >
< span class = "nt" > < a< / span > < span class = "na" > class=< / span > < span class = "s" > "dropdown-item"< / span > < span class = "na" > href=< / span > < span class = "s" > "#"< / span > < span class = "nt" > > < / span > Another action< span class = "nt" > < /a> < / span >
< span class = "nt" > < a< / span > < span class = "na" > class=< / span > < span class = "s" > "dropdown-item"< / span > < span class = "na" > href=< / span > < span class = "s" > "#"< / span > < span class = "nt" > > < / span > Something else here< span class = "nt" > < /a> < / span >
< span class = "nt" > < /div> < / span >
< span class = "nt" > < /div> < / span > < / code > < / pre > < / div >
< p > The best part is you can do this with any button variant, too:< / p >
< div class = "bd-example" >
< div class = "btn-group" >
< button type = "button" class = "btn btn-primary dropdown-toggle" data-toggle = "dropdown" aria-haspopup = "true" aria-expanded = "false" > Primary< / button >
< div class = "dropdown-menu" >
< a class = "dropdown-item" href = "#" > Action< / a >
< a class = "dropdown-item" href = "#" > Another action< / a >
< a class = "dropdown-item" href = "#" > Something else here< / a >
< div class = "dropdown-divider" > < / div >
< a class = "dropdown-item" href = "#" > Separated link< / a >
< / div >
< / div > <!-- /btn - group -->
< div class = "btn-group" >
< button type = "button" class = "btn btn-secondary dropdown-toggle" data-toggle = "dropdown" aria-haspopup = "true" aria-expanded = "false" > Secondary< / button >
< div class = "dropdown-menu" >
< a class = "dropdown-item" href = "#" > Action< / a >
< a class = "dropdown-item" href = "#" > Another action< / a >
< a class = "dropdown-item" href = "#" > Something else here< / a >
< div class = "dropdown-divider" > < / div >
< a class = "dropdown-item" href = "#" > Separated link< / a >
< / div >
< / div > <!-- /btn - group -->
< div class = "btn-group" >
< button type = "button" class = "btn btn-success dropdown-toggle" data-toggle = "dropdown" aria-haspopup = "true" aria-expanded = "false" > Success< / button >
< div class = "dropdown-menu" >
< a class = "dropdown-item" href = "#" > Action< / a >
< a class = "dropdown-item" href = "#" > Another action< / a >
< a class = "dropdown-item" href = "#" > Something else here< / a >
< div class = "dropdown-divider" > < / div >
< a class = "dropdown-item" href = "#" > Separated link< / a >
< / div >
< / div > <!-- /btn - group -->
< div class = "btn-group" >
< button type = "button" class = "btn btn-info dropdown-toggle" data-toggle = "dropdown" aria-haspopup = "true" aria-expanded = "false" > Info< / button >
< div class = "dropdown-menu" >
< a class = "dropdown-item" href = "#" > Action< / a >
< a class = "dropdown-item" href = "#" > Another action< / a >
< a class = "dropdown-item" href = "#" > Something else here< / a >
< div class = "dropdown-divider" > < / div >
< a class = "dropdown-item" href = "#" > Separated link< / a >
< / div >
< / div > <!-- /btn - group -->
< div class = "btn-group" >
< button type = "button" class = "btn btn-warning dropdown-toggle" data-toggle = "dropdown" aria-haspopup = "true" aria-expanded = "false" > Warning< / button >
< div class = "dropdown-menu" >
< a class = "dropdown-item" href = "#" > Action< / a >
< a class = "dropdown-item" href = "#" > Another action< / a >
< a class = "dropdown-item" href = "#" > Something else here< / a >
< div class = "dropdown-divider" > < / div >
< a class = "dropdown-item" href = "#" > Separated link< / a >
< / div >
< / div > <!-- /btn - group -->
< div class = "btn-group" >
< button type = "button" class = "btn btn-danger dropdown-toggle" data-toggle = "dropdown" aria-haspopup = "true" aria-expanded = "false" > Danger< / button >
< div class = "dropdown-menu" >
< a class = "dropdown-item" href = "#" > Action< / a >
< a class = "dropdown-item" href = "#" > Another action< / a >
< a class = "dropdown-item" href = "#" > Something else here< / a >
< div class = "dropdown-divider" > < / div >
< a class = "dropdown-item" href = "#" > Separated link< / a >
< / div >
< / div > <!-- /btn - group -->
< / div >
< figure class = "highlight" > < pre > < code class = "language-html" data-lang = "html" > < span class = "c" > < !-- Example single danger button --> < / span >
< span class = "nt" > < div< / span > < span class = "na" > class=< / span > < span class = "s" > "btn-group"< / span > < span class = "nt" > > < / span >
< span class = "nt" > < button< / span > < span class = "na" > type=< / span > < span class = "s" > "button"< / span > < span class = "na" > class=< / span > < span class = "s" > "btn btn-danger dropdown-toggle"< / span > < span class = "na" > data-toggle=< / span > < span class = "s" > "dropdown"< / span > < span class = "na" > aria-haspopup=< / span > < span class = "s" > "true"< / span > < span class = "na" > aria-expanded=< / span > < span class = "s" > "false"< / span > < span class = "nt" > > < / span >
Action
< span class = "nt" > < /button> < / span >
< span class = "nt" > < div< / span > < span class = "na" > class=< / span > < span class = "s" > "dropdown-menu"< / span > < span class = "nt" > > < / span >
< span class = "nt" > < a< / span > < span class = "na" > class=< / span > < span class = "s" > "dropdown-item"< / span > < span class = "na" > href=< / span > < span class = "s" > "#"< / span > < span class = "nt" > > < / span > Action< span class = "nt" > < /a> < / span >
< span class = "nt" > < a< / span > < span class = "na" > class=< / span > < span class = "s" > "dropdown-item"< / span > < span class = "na" > href=< / span > < span class = "s" > "#"< / span > < span class = "nt" > > < / span > Another action< span class = "nt" > < /a> < / span >
< span class = "nt" > < a< / span > < span class = "na" > class=< / span > < span class = "s" > "dropdown-item"< / span > < span class = "na" > href=< / span > < span class = "s" > "#"< / span > < span class = "nt" > > < / span > Something else here< span class = "nt" > < /a> < / span >
< span class = "nt" > < div< / span > < span class = "na" > class=< / span > < span class = "s" > "dropdown-divider"< / span > < span class = "nt" > > < /div> < / span >
< span class = "nt" > < a< / span > < span class = "na" > class=< / span > < span class = "s" > "dropdown-item"< / span > < span class = "na" > href=< / span > < span class = "s" > "#"< / span > < span class = "nt" > > < / span > Separated link< span class = "nt" > < /a> < / span >
< span class = "nt" > < /div> < / span >
< span class = "nt" > < /div> < / span > < / code > < / pre > < / figure >
< h3 id = "split-button-dropdowns" > Split button dropdowns< / h3 >
< p > Similarly, create split button dropdowns with virtually the same markup as single button dropdowns, but with the addition of < code class = "highlighter-rouge" > .dropdown-toggle-split< / code > for proper spacing around the dropdown caret.< / p >
< p > We use this extra class to reduce the horizontal < code class = "highlighter-rouge" > padding< / code > on either side of the caret by 25% and remove the < code class = "highlighter-rouge" > margin-left< / code > that’ < / p >
< div class = "bd-example" >
< div class = "btn-group" >
< button type = "button" class = "btn btn-primary" > Primary< / button >
< button type = "button" class = "btn btn-primary dropdown-toggle dropdown-toggle-split" data-toggle = "dropdown" aria-haspopup = "true" aria-expanded = "false" >
< span class = "sr-only" > Toggle Dropdown< / span >
< / button >
< div class = "dropdown-menu" >
< a class = "dropdown-item" href = "#" > Action< / a >
< a class = "dropdown-item" href = "#" > Another action< / a >
< a class = "dropdown-item" href = "#" > Something else here< / a >
< div class = "dropdown-divider" > < / div >
< a class = "dropdown-item" href = "#" > Separated link< / a >
< / div >
< / div > <!-- /btn - group -->
< div class = "btn-group" >
< button type = "button" class = "btn btn-secondary" > Secondary< / button >
< button type = "button" class = "btn btn-secondary dropdown-toggle dropdown-toggle-split" data-toggle = "dropdown" aria-haspopup = "true" aria-expanded = "false" >
< span class = "sr-only" > Toggle Dropdown< / span >
< / button >
< div class = "dropdown-menu" >
< a class = "dropdown-item" href = "#" > Action< / a >
< a class = "dropdown-item" href = "#" > Another action< / a >
< a class = "dropdown-item" href = "#" > Something else here< / a >
< div class = "dropdown-divider" > < / div >
< a class = "dropdown-item" href = "#" > Separated link< / a >
< / div >
< / div > <!-- /btn - group -->
< div class = "btn-group" >
< button type = "button" class = "btn btn-success" > Success< / button >
< button type = "button" class = "btn btn-success dropdown-toggle dropdown-toggle-split" data-toggle = "dropdown" aria-haspopup = "true" aria-expanded = "false" >
< span class = "sr-only" > Toggle Dropdown< / span >
< / button >
< div class = "dropdown-menu" >
< a class = "dropdown-item" href = "#" > Action< / a >
< a class = "dropdown-item" href = "#" > Another action< / a >
< a class = "dropdown-item" href = "#" > Something else here< / a >
< div class = "dropdown-divider" > < / div >
< a class = "dropdown-item" href = "#" > Separated link< / a >
< / div >
< / div > <!-- /btn - group -->
< div class = "btn-group" >
< button type = "button" class = "btn btn-info" > Info< / button >
< button type = "button" class = "btn btn-info dropdown-toggle dropdown-toggle-split" data-toggle = "dropdown" aria-haspopup = "true" aria-expanded = "false" >
< span class = "sr-only" > Toggle Dropdown< / span >
< / button >
< div class = "dropdown-menu" >
< a class = "dropdown-item" href = "#" > Action< / a >
< a class = "dropdown-item" href = "#" > Another action< / a >
< a class = "dropdown-item" href = "#" > Something else here< / a >
< div class = "dropdown-divider" > < / div >
< a class = "dropdown-item" href = "#" > Separated link< / a >
< / div >
< / div > <!-- /btn - group -->
< div class = "btn-group" >
< button type = "button" class = "btn btn-warning" > Warning< / button >
< button type = "button" class = "btn btn-warning dropdown-toggle dropdown-toggle-split" data-toggle = "dropdown" aria-haspopup = "true" aria-expanded = "false" >
< span class = "sr-only" > Toggle Dropdown< / span >
< / button >
< div class = "dropdown-menu" >
< a class = "dropdown-item" href = "#" > Action< / a >
< a class = "dropdown-item" href = "#" > Another action< / a >
< a class = "dropdown-item" href = "#" > Something else here< / a >
< div class = "dropdown-divider" > < / div >
< a class = "dropdown-item" href = "#" > Separated link< / a >
< / div >
< / div > <!-- /btn - group -->
< div class = "btn-group" >
< button type = "button" class = "btn btn-danger" > Danger< / button >
< button type = "button" class = "btn btn-danger dropdown-toggle dropdown-toggle-split" data-toggle = "dropdown" aria-haspopup = "true" aria-expanded = "false" >
< span class = "sr-only" > Toggle Dropdown< / span >
< / button >
< div class = "dropdown-menu" >
< a class = "dropdown-item" href = "#" > Action< / a >
< a class = "dropdown-item" href = "#" > Another action< / a >
< a class = "dropdown-item" href = "#" > Something else here< / a >
< div class = "dropdown-divider" > < / div >
< a class = "dropdown-item" href = "#" > Separated link< / a >
< / div >
< / div > <!-- /btn - group -->
< / div >
< figure class = "highlight" > < pre > < code class = "language-html" data-lang = "html" > < span class = "c" > < !-- Example split danger button --> < / span >
< span class = "nt" > < div< / span > < span class = "na" > class=< / span > < span class = "s" > "btn-group"< / span > < span class = "nt" > > < / span >
< span class = "nt" > < button< / span > < span class = "na" > type=< / span > < span class = "s" > "button"< / span > < span class = "na" > class=< / span > < span class = "s" > "btn btn-danger"< / span > < span class = "nt" > > < / span > Action< span class = "nt" > < /button> < / span >
< span class = "nt" > < button< / span > < span class = "na" > type=< / span > < span class = "s" > "button"< / span > < span class = "na" > class=< / span > < span class = "s" > "btn btn-danger dropdown-toggle dropdown-toggle-split"< / span > < span class = "na" > data-toggle=< / span > < span class = "s" > "dropdown"< / span > < span class = "na" > aria-haspopup=< / span > < span class = "s" > "true"< / span > < span class = "na" > aria-expanded=< / span > < span class = "s" > "false"< / span > < span class = "nt" > > < / span >
< span class = "nt" > < span< / span > < span class = "na" > class=< / span > < span class = "s" > "sr-only"< / span > < span class = "nt" > > < / span > Toggle Dropdown< span class = "nt" > < /span> < / span >
< span class = "nt" > < /button> < / span >
< span class = "nt" > < div< / span > < span class = "na" > class=< / span > < span class = "s" > "dropdown-menu"< / span > < span class = "nt" > > < / span >
< span class = "nt" > < a< / span > < span class = "na" > class=< / span > < span class = "s" > "dropdown-item"< / span > < span class = "na" > href=< / span > < span class = "s" > "#"< / span > < span class = "nt" > > < / span > Action< span class = "nt" > < /a> < / span >
< span class = "nt" > < a< / span > < span class = "na" > class=< / span > < span class = "s" > "dropdown-item"< / span > < span class = "na" > href=< / span > < span class = "s" > "#"< / span > < span class = "nt" > > < / span > Another action< span class = "nt" > < /a> < / span >
< span class = "nt" > < a< / span > < span class = "na" > class=< / span > < span class = "s" > "dropdown-item"< / span > < span class = "na" > href=< / span > < span class = "s" > "#"< / span > < span class = "nt" > > < / span > Something else here< span class = "nt" > < /a> < / span >
< span class = "nt" > < div< / span > < span class = "na" > class=< / span > < span class = "s" > "dropdown-divider"< / span > < span class = "nt" > > < /div> < / span >
< span class = "nt" > < a< / span > < span class = "na" > class=< / span > < span class = "s" > "dropdown-item"< / span > < span class = "na" > href=< / span > < span class = "s" > "#"< / span > < span class = "nt" > > < / span > Separated link< span class = "nt" > < /a> < / span >
< span class = "nt" > < /div> < / span >
< span class = "nt" > < /div> < / span > < / code > < / pre > < / figure >
< h2 id = "sizing" > Sizing< / h2 >
< p > Button dropdowns work with buttons of all sizes, including default and split dropdown buttons.< / p >
< div class = "bd-example" >
< div class = "btn-toolbar" role = "toolbar" >
< div class = "btn-group" >
< button class = "btn btn-secondary btn-lg dropdown-toggle" type = "button" data-toggle = "dropdown" aria-haspopup = "true" aria-expanded = "false" >
Large button
< / button >
< div class = "dropdown-menu" >
< a class = "dropdown-item" href = "#" > Action< / a >
< a class = "dropdown-item" href = "#" > Another action< / a >
< a class = "dropdown-item" href = "#" > Something else here< / a >
< div class = "dropdown-divider" > < / div >
< a class = "dropdown-item" href = "#" > Separated link< / a >
< / div >
< / div > <!-- /btn - group -->
< div class = "btn-group ml-2" >
< button type = "button" class = "btn btn-lg btn-secondary" > Large split button< / button >
< button type = "button" class = "btn btn-lg btn-secondary dropdown-toggle dropdown-toggle-split" data-toggle = "dropdown" aria-haspopup = "true" aria-expanded = "false" >
< span class = "sr-only" > Toggle Dropdown< / span >
< / button >
< div class = "dropdown-menu" >
< a class = "dropdown-item" href = "#" > Action< / a >
< a class = "dropdown-item" href = "#" > Another action< / a >
< a class = "dropdown-item" href = "#" > Something else here< / a >
< div class = "dropdown-divider" > < / div >
< a class = "dropdown-item" href = "#" > Separated link< / a >
< / div >
< / div > <!-- /btn - group -->
< / div > <!-- /btn - toolbar -->
< div class = "btn-toolbar" role = "toolbar" >
< div class = "btn-group" >
< button class = "btn btn-secondary btn-sm dropdown-toggle" type = "button" data-toggle = "dropdown" aria-haspopup = "true" aria-expanded = "false" >
Small button
< / button >
< div class = "dropdown-menu" >
< a class = "dropdown-item" href = "#" > Action< / a >
< a class = "dropdown-item" href = "#" > Another action< / a >
< a class = "dropdown-item" href = "#" > Something else here< / a >
< div class = "dropdown-divider" > < / div >
< a class = "dropdown-item" href = "#" > Separated link< / a >
< / div >
< / div > <!-- /btn - group -->
< div class = "btn-group ml-2" >
< button type = "button" class = "btn btn-sm btn-secondary" > Small split button< / button >
< button type = "button" class = "btn btn-sm btn-secondary dropdown-toggle dropdown-toggle-split" data-toggle = "dropdown" aria-haspopup = "true" aria-expanded = "false" >
< span class = "sr-only" > Toggle Dropdown< / span >
< / button >
< div class = "dropdown-menu" >
< a class = "dropdown-item" href = "#" > Action< / a >
< a class = "dropdown-item" href = "#" > Another action< / a >
< a class = "dropdown-item" href = "#" > Something else here< / a >
< div class = "dropdown-divider" > < / div >
< a class = "dropdown-item" href = "#" > Separated link< / a >
< / div >
< / div > <!-- /btn - group -->
< / div > <!-- /btn - toolbar -->
< / div >
<!-- /example -->
< figure class = "highlight" > < pre > < code class = "language-html" data-lang = "html" > < span class = "c" > < !-- Large button groups (default and split) --> < / span >
< span class = "nt" > < div< / span > < span class = "na" > class=< / span > < span class = "s" > "btn-group"< / span > < span class = "nt" > > < / span >
< span class = "nt" > < button< / span > < span class = "na" > class=< / span > < span class = "s" > "btn btn-secondary btn-lg dropdown-toggle"< / span > < span class = "na" > type=< / span > < span class = "s" > "button"< / span > < span class = "na" > data-toggle=< / span > < span class = "s" > "dropdown"< / span > < span class = "na" > aria-haspopup=< / span > < span class = "s" > "true"< / span > < span class = "na" > aria-expanded=< / span > < span class = "s" > "false"< / span > < span class = "nt" > > < / span >
Large button
< span class = "nt" > < /button> < / span >
< span class = "nt" > < div< / span > < span class = "na" > class=< / span > < span class = "s" > "dropdown-menu"< / span > < span class = "nt" > > < / span >
...
< span class = "nt" > < /div> < / span >
< span class = "nt" > < /div> < / span >
< span class = "nt" > < div< / span > < span class = "na" > class=< / span > < span class = "s" > "btn-group"< / span > < span class = "nt" > > < / span >
< span class = "nt" > < button< / span > < span class = "na" > class=< / span > < span class = "s" > "btn btn-secondary btn-lg dropdown-toggle"< / span > < span class = "na" > type=< / span > < span class = "s" > "button"< / span > < span class = "na" > data-toggle=< / span > < span class = "s" > "dropdown"< / span > < span class = "na" > aria-haspopup=< / span > < span class = "s" > "true"< / span > < span class = "na" > aria-expanded=< / span > < span class = "s" > "false"< / span > < span class = "nt" > > < / span >
Large button
< span class = "nt" > < /button> < / span >
< span class = "nt" > < button< / span > < span class = "na" > type=< / span > < span class = "s" > "button"< / span > < span class = "na" > class=< / span > < span class = "s" > "btn btn-lg btn-secondary dropdown-toggle dropdown-toggle-split"< / span > < span class = "na" > data-toggle=< / span > < span class = "s" > "dropdown"< / span > < span class = "na" > aria-haspopup=< / span > < span class = "s" > "true"< / span > < span class = "na" > aria-expanded=< / span > < span class = "s" > "false"< / span > < span class = "nt" > > < / span >
< span class = "nt" > < span< / span > < span class = "na" > class=< / span > < span class = "s" > "sr-only"< / span > < span class = "nt" > > < / span > Toggle Dropdown< span class = "nt" > < /span> < / span >
< span class = "nt" > < /button> < / span >
< span class = "nt" > < div< / span > < span class = "na" > class=< / span > < span class = "s" > "dropdown-menu"< / span > < span class = "nt" > > < / span >
...
< span class = "nt" > < /div> < / span >
< span class = "nt" > < /div> < / span >
< span class = "c" > < !-- Small button groups (default and split) --> < / span >
< span class = "nt" > < div< / span > < span class = "na" > class=< / span > < span class = "s" > "btn-group"< / span > < span class = "nt" > > < / span >
< span class = "nt" > < button< / span > < span class = "na" > class=< / span > < span class = "s" > "btn btn-secondary btn-sm dropdown-toggle"< / span > < span class = "na" > type=< / span > < span class = "s" > "button"< / span > < span class = "na" > data-toggle=< / span > < span class = "s" > "dropdown"< / span > < span class = "na" > aria-haspopup=< / span > < span class = "s" > "true"< / span > < span class = "na" > aria-expanded=< / span > < span class = "s" > "false"< / span > < span class = "nt" > > < / span >
Small button
< span class = "nt" > < /button> < / span >
< span class = "nt" > < div< / span > < span class = "na" > class=< / span > < span class = "s" > "dropdown-menu"< / span > < span class = "nt" > > < / span >
...
< span class = "nt" > < /div> < / span >
< span class = "nt" > < /div> < / span >
< span class = "nt" > < div< / span > < span class = "na" > class=< / span > < span class = "s" > "btn-group"< / span > < span class = "nt" > > < / span >
< span class = "nt" > < button< / span > < span class = "na" > class=< / span > < span class = "s" > "btn btn-secondary btn-sm dropdown-toggle"< / span > < span class = "na" > type=< / span > < span class = "s" > "button"< / span > < span class = "na" > data-toggle=< / span > < span class = "s" > "dropdown"< / span > < span class = "na" > aria-haspopup=< / span > < span class = "s" > "true"< / span > < span class = "na" > aria-expanded=< / span > < span class = "s" > "false"< / span > < span class = "nt" > > < / span >
Small button
< span class = "nt" > < /button> < / span >
< span class = "nt" > < button< / span > < span class = "na" > type=< / span > < span class = "s" > "button"< / span > < span class = "na" > class=< / span > < span class = "s" > "btn btn-sm btn-secondary dropdown-toggle dropdown-toggle-split"< / span > < span class = "na" > data-toggle=< / span > < span class = "s" > "dropdown"< / span > < span class = "na" > aria-haspopup=< / span > < span class = "s" > "true"< / span > < span class = "na" > aria-expanded=< / span > < span class = "s" > "false"< / span > < span class = "nt" > > < / span >
< span class = "nt" > < span< / span > < span class = "na" > class=< / span > < span class = "s" > "sr-only"< / span > < span class = "nt" > > < / span > Toggle Dropdown< span class = "nt" > < /span> < / span >
< span class = "nt" > < /button> < / span >
< span class = "nt" > < div< / span > < span class = "na" > class=< / span > < span class = "s" > "dropdown-menu"< / span > < span class = "nt" > > < / span >
...
< span class = "nt" > < /div> < / span >
< span class = "nt" > < /div> < / span > < / code > < / pre > < / figure >
< h2 id = "dropup-variation" > Dropup variation< / h2 >
< p > Trigger dropdown menus above elements by adding < code class = "highlighter-rouge" > .dropup< / code > to the parent element.< / p >
< div class = "bd-example" >
< div class = "btn-group dropup" >
< button type = "button" class = "btn btn-secondary dropdown-toggle" data-toggle = "dropdown" aria-haspopup = "true" aria-expanded = "false" >
Dropup
< / button >
< div class = "dropdown-menu" >
< a class = "dropdown-item" href = "#" > Action< / a >
< a class = "dropdown-item" href = "#" > Another action< / a >
< a class = "dropdown-item" href = "#" > Something else here< / a >
< div class = "dropdown-divider" > < / div >
< a class = "dropdown-item" href = "#" > Separated link< / a >
< / div >
< / div >
< div class = "btn-group dropup" >
< button type = "button" class = "btn btn-secondary" >
Split dropup
< / button >
< button type = "button" class = "btn btn-secondary dropdown-toggle dropdown-toggle-split" data-toggle = "dropdown" aria-haspopup = "true" aria-expanded = "false" >
< span class = "sr-only" > Toggle Dropdown< / span >
< / button >
< div class = "dropdown-menu" >
< a class = "dropdown-item" href = "#" > Action< / a >
< a class = "dropdown-item" href = "#" > Another action< / a >
< a class = "dropdown-item" href = "#" > Something else here< / a >
< div class = "dropdown-divider" > < / div >
< a class = "dropdown-item" href = "#" > Separated link< / a >
< / div >
< / div >
< / div >
< figure class = "highlight" > < pre > < code class = "language-html" data-lang = "html" > < span class = "c" > < !-- Default dropup button --> < / span >
< span class = "nt" > < div< / span > < span class = "na" > class=< / span > < span class = "s" > "btn-group dropup"< / span > < span class = "nt" > > < / span >
< span class = "nt" > < button< / span > < span class = "na" > type=< / span > < span class = "s" > "button"< / span > < span class = "na" > class=< / span > < span class = "s" > "btn btn-secondary"< / span > < span class = "nt" > > < / span > Dropup< span class = "nt" > < /button> < / span >
< span class = "nt" > < button< / span > < span class = "na" > type=< / span > < span class = "s" > "button"< / span > < span class = "na" > class=< / span > < span class = "s" > "btn btn-secondary dropdown-toggle"< / span > < span class = "na" > data-toggle=< / span > < span class = "s" > "dropdown"< / span > < span class = "na" > aria-haspopup=< / span > < span class = "s" > "true"< / span > < span class = "na" > aria-expanded=< / span > < span class = "s" > "false"< / span > < span class = "nt" > > < / span >
< span class = "nt" > < span< / span > < span class = "na" > class=< / span > < span class = "s" > "sr-only"< / span > < span class = "nt" > > < / span > Toggle Dropdown< span class = "nt" > < /span> < / span >
< span class = "nt" > < /button> < / span >
< span class = "nt" > < div< / span > < span class = "na" > class=< / span > < span class = "s" > "dropdown-menu"< / span > < span class = "nt" > > < / span >
< span class = "c" > < !-- Dropdown menu links --> < / span >
< span class = "nt" > < /div> < / span >
< span class = "nt" > < /div> < / span >
< span class = "c" > < !-- Split dropup button --> < / span >
< span class = "nt" > < div< / span > < span class = "na" > class=< / span > < span class = "s" > "btn-group dropup"< / span > < span class = "nt" > > < / span >
< span class = "nt" > < button< / span > < span class = "na" > type=< / span > < span class = "s" > "button"< / span > < span class = "na" > class=< / span > < span class = "s" > "btn btn-secondary"< / span > < span class = "nt" > > < / span >
Split dropup
< span class = "nt" > < /button> < / span >
< span class = "nt" > < button< / span > < span class = "na" > type=< / span > < span class = "s" > "button"< / span > < span class = "na" > class=< / span > < span class = "s" > "btn btn-secondary dropdown-toggle"< / span > < span class = "na" > data-toggle=< / span > < span class = "s" > "dropdown"< / span > < span class = "na" > aria-haspopup=< / span > < span class = "s" > "true"< / span > < span class = "na" > aria-expanded=< / span > < span class = "s" > "false"< / span > < span class = "nt" > > < / span >
< span class = "nt" > < span< / span > < span class = "na" > class=< / span > < span class = "s" > "sr-only"< / span > < span class = "nt" > > < / span > Toggle Dropdown< span class = "nt" > < /span> < / span >
< span class = "nt" > < /button> < / span >
< span class = "nt" > < div< / span > < span class = "na" > class=< / span > < span class = "s" > "dropdown-menu"< / span > < span class = "nt" > > < / span >
< span class = "c" > < !-- Dropdown menu links --> < / span >
< span class = "nt" > < /div> < / span >
< span class = "nt" > < /div> < / span > < / code > < / pre > < / figure >
< h2 id = "menu-items" > Menu items< / h2 >
< p > Historically dropdown menu contents < em > had< / em > to be links, but that’ < code class = "highlighter-rouge" > < button> < / code > elements in your dropdowns instead of just < code class = "highlighter-rouge" > < a> < / code > s.< / p >
< div class = "bd-example" data-example-id = "" >
< div class = "dropdown" >
< button class = "btn btn-secondary dropdown-toggle" type = "button" id = "dropdownMenu2" data-toggle = "dropdown" aria-haspopup = "true" aria-expanded = "false" >
Dropdown
< / button >
< div class = "dropdown-menu" aria-labelledby = "dropdownMenu2" >
< button class = "dropdown-item" type = "button" > Action< / button >
< button class = "dropdown-item" type = "button" > Another action< / button >
< button class = "dropdown-item" type = "button" > Something else here< / button >
< / div >
< / div >
< / div >
< div class = "highlight" > < pre > < code class = "language-html" data-lang = "html" > < span class = "nt" > < div< / span > < span class = "na" > class=< / span > < span class = "s" > "dropdown"< / span > < span class = "nt" > > < / span >
< span class = "nt" > < button< / span > < span class = "na" > class=< / span > < span class = "s" > "btn btn-secondary dropdown-toggle"< / span > < span class = "na" > type=< / span > < span class = "s" > "button"< / span > < span class = "na" > id=< / span > < span class = "s" > "dropdownMenu2"< / span > < span class = "na" > data-toggle=< / span > < span class = "s" > "dropdown"< / span > < span class = "na" > aria-haspopup=< / span > < span class = "s" > "true"< / span > < span class = "na" > aria-expanded=< / span > < span class = "s" > "false"< / span > < span class = "nt" > > < / span >
Dropdown
< span class = "nt" > < /button> < / span >
< span class = "nt" > < div< / span > < span class = "na" > class=< / span > < span class = "s" > "dropdown-menu"< / span > < span class = "na" > aria-labelledby=< / span > < span class = "s" > "dropdownMenu2"< / span > < span class = "nt" > > < / span >
< span class = "nt" > < button< / span > < span class = "na" > class=< / span > < span class = "s" > "dropdown-item"< / span > < span class = "na" > type=< / span > < span class = "s" > "button"< / span > < span class = "nt" > > < / span > Action< span class = "nt" > < /button> < / span >
< span class = "nt" > < button< / span > < span class = "na" > class=< / span > < span class = "s" > "dropdown-item"< / span > < span class = "na" > type=< / span > < span class = "s" > "button"< / span > < span class = "nt" > > < / span > Another action< span class = "nt" > < /button> < / span >
< span class = "nt" > < button< / span > < span class = "na" > class=< / span > < span class = "s" > "dropdown-item"< / span > < span class = "na" > type=< / span > < span class = "s" > "button"< / span > < span class = "nt" > > < / span > Something else here< span class = "nt" > < /button> < / span >
< span class = "nt" > < /div> < / span >
< span class = "nt" > < /div> < / span > < / code > < / pre > < / div >
< h2 id = "menu-alignment" > Menu alignment< / h2 >
< p > By default, a dropdown menu is automatically positioned 100% from the top and along the left side of its parent. Add < code class = "highlighter-rouge" > .dropdown-menu-right< / code > to a < code class = "highlighter-rouge" > .dropdown-menu< / code > to right align the dropdown menu.< / p >
< div class = "bd-callout bd-callout-info" >
< p > < strong > Heads up!< / strong > Dropdowns are positioned only with CSS and may need some additional styles for exact alignment.< / p >
< / div >
< div class = "bd-example" data-example-id = "" >
< div class = "btn-group" >
< button type = "button" class = "btn btn-secondary dropdown-toggle" data-toggle = "dropdown" aria-haspopup = "true" aria-expanded = "false" >
This dropdown's menu is right-aligned
< / button >
< div class = "dropdown-menu dropdown-menu-right" >
< button class = "dropdown-item" type = "button" > Action< / button >
< button class = "dropdown-item" type = "button" > Another action< / button >
< button class = "dropdown-item" type = "button" > Something else here< / button >
< / div >
< / div >
< / div >
< div class = "highlight" > < pre > < code class = "language-html" data-lang = "html" > < span class = "nt" > < div< / span > < span class = "na" > class=< / span > < span class = "s" > "btn-group"< / span > < span class = "nt" > > < / span >
< span class = "nt" > < button< / span > < span class = "na" > type=< / span > < span class = "s" > "button"< / span > < span class = "na" > class=< / span > < span class = "s" > "btn btn-secondary dropdown-toggle"< / span > < span class = "na" > data-toggle=< / span > < span class = "s" > "dropdown"< / span > < span class = "na" > aria-haspopup=< / span > < span class = "s" > "true"< / span > < span class = "na" > aria-expanded=< / span > < span class = "s" > "false"< / span > < span class = "nt" > > < / span >
This dropdown's menu is right-aligned
< span class = "nt" > < /button> < / span >
< span class = "nt" > < div< / span > < span class = "na" > class=< / span > < span class = "s" > "dropdown-menu dropdown-menu-right"< / span > < span class = "nt" > > < / span >
< span class = "nt" > < button< / span > < span class = "na" > class=< / span > < span class = "s" > "dropdown-item"< / span > < span class = "na" > type=< / span > < span class = "s" > "button"< / span > < span class = "nt" > > < / span > Action< span class = "nt" > < /button> < / span >
< span class = "nt" > < button< / span > < span class = "na" > class=< / span > < span class = "s" > "dropdown-item"< / span > < span class = "na" > type=< / span > < span class = "s" > "button"< / span > < span class = "nt" > > < / span > Another action< span class = "nt" > < /button> < / span >
< span class = "nt" > < button< / span > < span class = "na" > class=< / span > < span class = "s" > "dropdown-item"< / span > < span class = "na" > type=< / span > < span class = "s" > "button"< / span > < span class = "nt" > > < / span > Something else here< span class = "nt" > < /button> < / span >
< span class = "nt" > < /div> < / span >
< span class = "nt" > < /div> < / span > < / code > < / pre > < / div >
< h2 id = "menu-headers" > Menu headers< / h2 >
< p > Add a header to label sections of actions in any dropdown menu.< / p >
< div class = "bd-example" data-example-id = "" >
< div class = "dropdown-menu" >
< h6 class = "dropdown-header" > Dropdown header< / h6 >
< a class = "dropdown-item" href = "#" > Action< / a >
< a class = "dropdown-item" href = "#" > Another action< / a >
< / div >
< / div >
< div class = "highlight" > < pre > < code class = "language-html" data-lang = "html" > < span class = "nt" > < div< / span > < span class = "na" > class=< / span > < span class = "s" > "dropdown-menu"< / span > < span class = "nt" > > < / span >
< span class = "nt" > < h6< / span > < span class = "na" > class=< / span > < span class = "s" > "dropdown-header"< / span > < span class = "nt" > > < / span > Dropdown header< span class = "nt" > < /h6> < / span >
< span class = "nt" > < a< / span > < span class = "na" > class=< / span > < span class = "s" > "dropdown-item"< / span > < span class = "na" > href=< / span > < span class = "s" > "#"< / span > < span class = "nt" > > < / span > Action< span class = "nt" > < /a> < / span >
< span class = "nt" > < a< / span > < span class = "na" > class=< / span > < span class = "s" > "dropdown-item"< / span > < span class = "na" > href=< / span > < span class = "s" > "#"< / span > < span class = "nt" > > < / span > Another action< span class = "nt" > < /a> < / span >
< span class = "nt" > < /div> < / span > < / code > < / pre > < / div >
< h2 id = "menu-dividers" > Menu dividers< / h2 >
< p > Separate groups of related menu items with a divider.< / p >
< div class = "bd-example" data-example-id = "" >
< div class = "dropdown-menu" >
< a class = "dropdown-item" href = "#" > Action< / a >
< a class = "dropdown-item" href = "#" > Another action< / a >
< a class = "dropdown-item" href = "#" > Something else here< / a >
< div class = "dropdown-divider" > < / div >
< a class = "dropdown-item" href = "#" > Separated link< / a >
< / div >
< / div >
< div class = "highlight" > < pre > < code class = "language-html" data-lang = "html" > < span class = "nt" > < div< / span > < span class = "na" > class=< / span > < span class = "s" > "dropdown-menu"< / span > < span class = "nt" > > < / span >
< span class = "nt" > < a< / span > < span class = "na" > class=< / span > < span class = "s" > "dropdown-item"< / span > < span class = "na" > href=< / span > < span class = "s" > "#"< / span > < span class = "nt" > > < / span > Action< span class = "nt" > < /a> < / span >
< span class = "nt" > < a< / span > < span class = "na" > class=< / span > < span class = "s" > "dropdown-item"< / span > < span class = "na" > href=< / span > < span class = "s" > "#"< / span > < span class = "nt" > > < / span > Another action< span class = "nt" > < /a> < / span >
< span class = "nt" > < a< / span > < span class = "na" > class=< / span > < span class = "s" > "dropdown-item"< / span > < span class = "na" > href=< / span > < span class = "s" > "#"< / span > < span class = "nt" > > < / span > Something else here< span class = "nt" > < /a> < / span >
< span class = "nt" > < div< / span > < span class = "na" > class=< / span > < span class = "s" > "dropdown-divider"< / span > < span class = "nt" > > < /div> < / span >
< span class = "nt" > < a< / span > < span class = "na" > class=< / span > < span class = "s" > "dropdown-item"< / span > < span class = "na" > href=< / span > < span class = "s" > "#"< / span > < span class = "nt" > > < / span > Separated link< span class = "nt" > < /a> < / span >
< span class = "nt" > < /div> < / span > < / code > < / pre > < / div >
< h2 id = "menu-forms" > Menu forms< / h2 >
2017-08-31 15:57:09 +03:00
< p > Put a form within a dropdown menu, or make it into a dropdown menu, and use < a href = "/bootstrap-material-design/docs/4.0/utilities/spacing/" > margin or padding utilities< / a > to give it the negative space you require.< / p >
2017-08-31 15:49:19 +03:00
< div class = "bd-example" data-example-id = "" >
< div class = "dropdown-menu" >
< form class = "px-4 py-3" >
< div class = "form-group" >
< label for = "exampleDropdownFormEmail1" > Email address< / label >
< input type = "email" class = "form-control" id = "exampleDropdownFormEmail1" placeholder = "email@example.com" / >
< / div >
< div class = "form-group" >
< label for = "exampleDropdownFormPassword1" > Password< / label >
< input type = "password" class = "form-control" id = "exampleDropdownFormPassword1" placeholder = "Password" / >
< / div >
< div class = "form-check" >
< label class = "form-check-label" >
< input type = "checkbox" class = "form-check-input" / >
Remember me
< / label >
< / div >
< button type = "submit" class = "btn btn-primary" > Sign in< / button >
< / form >
< div class = "dropdown-divider" > < / div >
< a class = "dropdown-item" href = "#" > New around here? Sign up< / a >
< a class = "dropdown-item" href = "#" > Forgot password?< / a >
< / div >
< / div >
< div class = "highlight" > < pre > < code class = "language-html" data-lang = "html" > < span class = "nt" > < div< / span > < span class = "na" > class=< / span > < span class = "s" > "dropdown-menu"< / span > < span class = "nt" > > < / span >
< span class = "nt" > < form< / span > < span class = "na" > class=< / span > < span class = "s" > "px-4 py-3"< / span > < span class = "nt" > > < / span >
< span class = "nt" > < div< / span > < span class = "na" > class=< / span > < span class = "s" > "form-group"< / span > < span class = "nt" > > < / span >
< span class = "nt" > < label< / span > < span class = "na" > for=< / span > < span class = "s" > "exampleDropdownFormEmail1"< / span > < span class = "nt" > > < / span > Email address< span class = "nt" > < /label> < / span >
< span class = "nt" > < input< / span > < span class = "na" > type=< / span > < span class = "s" > "email"< / span > < span class = "na" > class=< / span > < span class = "s" > "form-control"< / span > < span class = "na" > id=< / span > < span class = "s" > "exampleDropdownFormEmail1"< / span > < span class = "na" > placeholder=< / span > < span class = "s" > "email@example.com"< / span > < span class = "nt" > > < / span >
< span class = "nt" > < /div> < / span >
< span class = "nt" > < div< / span > < span class = "na" > class=< / span > < span class = "s" > "form-group"< / span > < span class = "nt" > > < / span >
< span class = "nt" > < label< / span > < span class = "na" > for=< / span > < span class = "s" > "exampleDropdownFormPassword1"< / span > < span class = "nt" > > < / span > Password< span class = "nt" > < /label> < / span >
< span class = "nt" > < input< / span > < span class = "na" > type=< / span > < span class = "s" > "password"< / span > < span class = "na" > class=< / span > < span class = "s" > "form-control"< / span > < span class = "na" > id=< / span > < span class = "s" > "exampleDropdownFormPassword1"< / span > < span class = "na" > placeholder=< / span > < span class = "s" > "Password"< / span > < span class = "nt" > > < / span >
< span class = "nt" > < /div> < / span >
< span class = "nt" > < div< / span > < span class = "na" > class=< / span > < span class = "s" > "form-check"< / span > < span class = "nt" > > < / span >
< span class = "nt" > < label< / span > < span class = "na" > class=< / span > < span class = "s" > "form-check-label"< / span > < span class = "nt" > > < / span >
< span class = "nt" > < input< / span > < span class = "na" > type=< / span > < span class = "s" > "checkbox"< / span > < span class = "na" > class=< / span > < span class = "s" > "form-check-input"< / span > < span class = "nt" > > < / span >
Remember me
< span class = "nt" > < /label> < / span >
< span class = "nt" > < /div> < / span >
< span class = "nt" > < button< / span > < span class = "na" > type=< / span > < span class = "s" > "submit"< / span > < span class = "na" > class=< / span > < span class = "s" > "btn btn-primary"< / span > < span class = "nt" > > < / span > Sign in< span class = "nt" > < /button> < / span >
< span class = "nt" > < /form> < / span >
< span class = "nt" > < div< / span > < span class = "na" > class=< / span > < span class = "s" > "dropdown-divider"< / span > < span class = "nt" > > < /div> < / span >
< span class = "nt" > < a< / span > < span class = "na" > class=< / span > < span class = "s" > "dropdown-item"< / span > < span class = "na" > href=< / span > < span class = "s" > "#"< / span > < span class = "nt" > > < / span > New around here? Sign up< span class = "nt" > < /a> < / span >
< span class = "nt" > < a< / span > < span class = "na" > class=< / span > < span class = "s" > "dropdown-item"< / span > < span class = "na" > href=< / span > < span class = "s" > "#"< / span > < span class = "nt" > > < / span > Forgot password?< span class = "nt" > < /a> < / span >
< span class = "nt" > < /div> < / span > < / code > < / pre > < / div >
< div class = "bd-example" data-example-id = "" >
< form class = "dropdown-menu p-4" >
< div class = "form-group" >
< label for = "exampleDropdownFormEmail2" > Email address< / label >
< input type = "email" class = "form-control" id = "exampleDropdownFormEmail2" placeholder = "email@example.com" / >
< / div >
< div class = "form-group" >
< label for = "exampleDropdownFormPassword2" > Password< / label >
< input type = "password" class = "form-control" id = "exampleDropdownFormPassword2" placeholder = "Password" / >
< / div >
< div class = "form-check" >
< label class = "form-check-label" >
< input type = "checkbox" class = "form-check-input" / >
Remember me
< / label >
< / div >
< button type = "submit" class = "btn btn-primary" > Sign in< / button >
< / form >
< / div >
< div class = "highlight" > < pre > < code class = "language-html" data-lang = "html" > < span class = "nt" > < form< / span > < span class = "na" > class=< / span > < span class = "s" > "dropdown-menu p-4"< / span > < span class = "nt" > > < / span >
< span class = "nt" > < div< / span > < span class = "na" > class=< / span > < span class = "s" > "form-group"< / span > < span class = "nt" > > < / span >
< span class = "nt" > < label< / span > < span class = "na" > for=< / span > < span class = "s" > "exampleDropdownFormEmail2"< / span > < span class = "nt" > > < / span > Email address< span class = "nt" > < /label> < / span >
< span class = "nt" > < input< / span > < span class = "na" > type=< / span > < span class = "s" > "email"< / span > < span class = "na" > class=< / span > < span class = "s" > "form-control"< / span > < span class = "na" > id=< / span > < span class = "s" > "exampleDropdownFormEmail2"< / span > < span class = "na" > placeholder=< / span > < span class = "s" > "email@example.com"< / span > < span class = "nt" > > < / span >
< span class = "nt" > < /div> < / span >
< span class = "nt" > < div< / span > < span class = "na" > class=< / span > < span class = "s" > "form-group"< / span > < span class = "nt" > > < / span >
< span class = "nt" > < label< / span > < span class = "na" > for=< / span > < span class = "s" > "exampleDropdownFormPassword2"< / span > < span class = "nt" > > < / span > Password< span class = "nt" > < /label> < / span >
< span class = "nt" > < input< / span > < span class = "na" > type=< / span > < span class = "s" > "password"< / span > < span class = "na" > class=< / span > < span class = "s" > "form-control"< / span > < span class = "na" > id=< / span > < span class = "s" > "exampleDropdownFormPassword2"< / span > < span class = "na" > placeholder=< / span > < span class = "s" > "Password"< / span > < span class = "nt" > > < / span >
< span class = "nt" > < /div> < / span >
< span class = "nt" > < div< / span > < span class = "na" > class=< / span > < span class = "s" > "form-check"< / span > < span class = "nt" > > < / span >
< span class = "nt" > < label< / span > < span class = "na" > class=< / span > < span class = "s" > "form-check-label"< / span > < span class = "nt" > > < / span >
< span class = "nt" > < input< / span > < span class = "na" > type=< / span > < span class = "s" > "checkbox"< / span > < span class = "na" > class=< / span > < span class = "s" > "form-check-input"< / span > < span class = "nt" > > < / span >
Remember me
< span class = "nt" > < /label> < / span >
< span class = "nt" > < /div> < / span >
< span class = "nt" > < button< / span > < span class = "na" > type=< / span > < span class = "s" > "submit"< / span > < span class = "na" > class=< / span > < span class = "s" > "btn btn-primary"< / span > < span class = "nt" > > < / span > Sign in< span class = "nt" > < /button> < / span >
< span class = "nt" > < /form> < / span > < / code > < / pre > < / div >
< h2 id = "disabled-menu-items" > Disabled menu items< / h2 >
< p > Add < code class = "highlighter-rouge" > .disabled< / code > to items in the dropdown to < strong > style them as disabled< / strong > .< / p >
< div class = "bd-example" data-example-id = "" >
< div class = "dropdown-menu" >
< a class = "dropdown-item" href = "#" > Regular link< / a >
< a class = "dropdown-item disabled" href = "#" > Disabled link< / a >
< a class = "dropdown-item" href = "#" > Another link< / a >
< / div >
< / div >
< div class = "highlight" > < pre > < code class = "language-html" data-lang = "html" > < span class = "nt" > < div< / span > < span class = "na" > class=< / span > < span class = "s" > "dropdown-menu"< / span > < span class = "nt" > > < / span >
< span class = "nt" > < a< / span > < span class = "na" > class=< / span > < span class = "s" > "dropdown-item"< / span > < span class = "na" > href=< / span > < span class = "s" > "#"< / span > < span class = "nt" > > < / span > Regular link< span class = "nt" > < /a> < / span >
< span class = "nt" > < a< / span > < span class = "na" > class=< / span > < span class = "s" > "dropdown-item disabled"< / span > < span class = "na" > href=< / span > < span class = "s" > "#"< / span > < span class = "nt" > > < / span > Disabled link< span class = "nt" > < /a> < / span >
< span class = "nt" > < a< / span > < span class = "na" > class=< / span > < span class = "s" > "dropdown-item"< / span > < span class = "na" > href=< / span > < span class = "s" > "#"< / span > < span class = "nt" > > < / span > Another link< span class = "nt" > < /a> < / span >
< span class = "nt" > < /div> < / span > < / code > < / pre > < / div >
< h2 id = "usage" > Usage< / h2 >
< p > Via data attributes or JavaScript, the dropdown plugin toggles hidden content (dropdown menus) by toggling the < code class = "highlighter-rouge" > .show< / code > class on the parent list item. The < code class = "highlighter-rouge" > data-toggle="dropdown"< / code > attribute is relied on for closing dropdown menus at an application level, so it’ < / p >
< div class = "bd-callout bd-callout-info" >
< p > On touch-enabled devices, opening a dropdown adds empty (< code class = "highlighter-rouge" > $.noop< / code > ) < code class = "highlighter-rouge" > mouseover< / code > handlers to the immediate children of the < code class = "highlighter-rouge" > < body> < / code > element. This admittedly ugly hack is necessary to work around a < a href = "https://www.quirksmode.org/blog/archives/2014/02/mouse_event_bub.html" > quirk in iOS’ < / a > , which would otherwise prevent a tap anywhere outside of the dropdown from triggering the code that closes the dropdown. Once the dropdown is closed, these additional empty < code class = "highlighter-rouge" > mouseover< / code > handlers are removed.< / p >
< / div >
< h3 id = "via-data-attributes" > Via data attributes< / h3 >
< p > Add < code class = "highlighter-rouge" > data-toggle="dropdown"< / code > to a link or button to toggle a dropdown.< / p >
< figure class = "highlight" > < pre > < code class = "language-html" data-lang = "html" > < span class = "nt" > < div< / span > < span class = "na" > class=< / span > < span class = "s" > "dropdown"< / span > < span class = "nt" > > < / span >
< span class = "nt" > < button< / span > < span class = "na" > id=< / span > < span class = "s" > "dLabel"< / span > < span class = "na" > type=< / span > < span class = "s" > "button"< / span > < span class = "na" > data-toggle=< / span > < span class = "s" > "dropdown"< / span > < span class = "na" > aria-haspopup=< / span > < span class = "s" > "true"< / span > < span class = "na" > aria-expanded=< / span > < span class = "s" > "false"< / span > < span class = "nt" > > < / span >
Dropdown trigger
< span class = "nt" > < /button> < / span >
< span class = "nt" > < div< / span > < span class = "na" > class=< / span > < span class = "s" > "dropdown-menu"< / span > < span class = "na" > aria-labelledby=< / span > < span class = "s" > "dLabel"< / span > < span class = "nt" > > < / span >
...
< span class = "nt" > < /div> < / span >
< span class = "nt" > < /div> < / span > < / code > < / pre > < / figure >
< h3 id = "via-javascript" > Via JavaScript< / h3 >
< p > Call the dropdowns via JavaScript:< / p >
< figure class = "highlight" > < pre > < code class = "language-js" data-lang = "js" > < span class = "nx" > $< / span > < span class = "p" > (< / span > < span class = "s1" > '.dropdown-toggle'< / span > < span class = "p" > ).< / span > < span class = "nx" > dropdown< / span > < span class = "p" > ()< / span > < / code > < / pre > < / figure >
< div class = "bd-callout bd-callout-info" >
< h5 id = "data-toggledropdown-still-required" > < code class = "highlighter-rouge" > data-toggle="dropdown"< / code > still required< / h5 >
< p > Regardless of whether you call your dropdown via JavaScript or instead use the data-api, < code class = "highlighter-rouge" > data-toggle="dropdown"< / code > is always required to be present on the dropdown’ < / p >
< / div >
< h3 id = "options" > Options< / h3 >
< p > Options can be passed via data attributes or JavaScript. For data attributes, append the option name to < code class = "highlighter-rouge" > data-< / code > , as in < code class = "highlighter-rouge" > data-placement=""< / code > .< / p >
< table class = "table table-bordered table-striped table-responsive" >
< thead >
< tr >
< th style = "width: 100px;" > Name< / th >
< th style = "width: 100px;" > Type< / th >
< th style = "width: 50px;" > Default< / th >
< th > Description< / th >
< / tr >
< / thead >
< tbody >
< tr >
< td > placement< / td >
< td > string< / td >
< td > 'bottom'< / td >
< td >
< p > How to position the popover - top | bottom.< / p >
< / td >
< / tr >
< tr >
< td > offset< / td >
< td > number | string< / td >
< td > 0< / td >
< td > Offset of the dropdown relative to its target. For more information refer to Popper.js's < a href = "https://popper.js.org/popper-documentation.html#modifiers..offset.offset" > offset docs< / a > .< / td >
< / tr >
< tr >
< td > flip< / td >
< td > boolean< / td >
< td > true< / td >
< td > Allow Dropdown to flip in case of an overlapping on the reference element. For more information refer to Popper.js's < a href = "https://popper.js.org/popper-documentation.html#modifiers..flip.enabled" > flip docs< / a > .< / td >
< / tr >
< / tbody >
< / table >
< h3 id = "methods" > Methods< / h3 >
< table >
< thead >
< tr >
< th > Method< / th >
< th > Description< / th >
< / tr >
< / thead >
< tbody >
< tr >
< td > < code class = "highlighter-rouge" > $().dropdown('toggle')< / code > < / td >
< td > Toggles the dropdown menu of a given navbar or tabbed navigation.< / td >
< / tr >
< tr >
< td > < code class = "highlighter-rouge" > $().dropdown('update')< / code > < / td >
< td > Updates the position of an element’ < / td >
< / tr >
< / tbody >
< / table >
< h3 id = "events" > Events< / h3 >
< p > All dropdown events are fired at the < code class = "highlighter-rouge" > .dropdown-menu< / code > ’ < code class = "highlighter-rouge" > relatedTarget< / code > property, whose value is the toggling anchor element.< / p >
< table >
< thead >
< tr >
< th > Event< / th >
< th > Description< / th >
< / tr >
< / thead >
< tbody >
< tr >
< td > < code class = "highlighter-rouge" > show.bs.dropdown< / code > < / td >
< td > This event fires immediately when the show instance method is called.< / td >
< / tr >
< tr >
< td > < code class = "highlighter-rouge" > shown.bs.dropdown< / code > < / td >
< td > This event is fired when the dropdown has been made visible to the user (will wait for CSS transitions, to complete).< / td >
< / tr >
< tr >
< td > < code class = "highlighter-rouge" > hide.bs.dropdown< / code > < / td >
< td > This event is fired immediately when the hide instance method has been called.< / td >
< / tr >
< tr >
< td > < code class = "highlighter-rouge" > hidden.bs.dropdown< / code > < / td >
< td > This event is fired when the dropdown has finished being hidden from the user (will wait for CSS transitions, to complete).< / td >
< / tr >
< / tbody >
< / table >
< figure class = "highlight" > < pre > < code class = "language-js" data-lang = "js" > < span class = "nx" > $< / span > < span class = "p" > (< / span > < span class = "s1" > '#myDropdown'< / span > < span class = "p" > ).< / span > < span class = "nx" > on< / span > < span class = "p" > (< / span > < span class = "s1" > 'show.bs.dropdown'< / span > < span class = "p" > ,< / span > < span class = "kd" > function< / span > < span class = "p" > ()< / span > < span class = "p" > {< / span >
< span class = "c1" > // do something…< / span >
< span class = "p" > })< / span > < / code > < / pre > < / figure >
< / main >
< / div >
< / div >
< script src = "https://code.jquery.com/jquery-3.2.1.slim.min.js" integrity = "sha384-KJ3o2DKtIkvYIK3UENzmM7KCkRr/rE9/Qpg6aAZGJwFDMVNA/GpGFF93hXpG5KkN" crossorigin = "anonymous" > < / script >
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< script > window . jQuery || document . write ( '<script src="/bootstrap-material-design/assets/js/vendor/jquery-slim.min.js"><\/script>' ) < / script >
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< script src = "/bootstrap-material-design/assets/js/vendor/popper.min.js" > < / script >
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< script src = "/bootstrap-material-design/dist/js/bootstrap-material-design.js" > < / script >
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< script src = "/bootstrap-material-design/assets/js/vendor/anchor.min.js" > < / script >
< script src = "/bootstrap-material-design/assets/js/vendor/clipboard.min.js" > < / script >
< script src = "/bootstrap-material-design/assets/js/vendor/holder.min.js" > < / script >
< script src = "/bootstrap-material-design/assets/js/src/application.js" > < / script >
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<!-- IE10 viewport hack for Surface/desktop Windows 8 bug -->
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< script src = "/bootstrap-material-design/assets/js/ie10-viewport-bug-workaround.js" > < / script >
< script src = "/bootstrap-material-design/assets/js/ie-emulation-modes-warning.js" > < / script >
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< script type = "text/javascript" src = "https://cdn.jsdelivr.net/docsearch.js/2/docsearch.min.js" > < / script >
< script type = "text/javascript" >
var docsearch = docsearch({
apiKey: '48cb48b22351bc71ea5f12f4d1ede198',
indexName: 'bootstrap-v4',
inputSelector: '#search-input',
handleSelected: function (input, event, suggestion) {
var url = suggestion.url;
url = suggestion.isLvl1 ? url.split('#')[0]: url;
// If it's a title we remove the anchor so it does not jump.
window.location.href = url;
},
transformData: function (hits) {
return hits.map(function (hit) {
hit.url = hit.url.replace('https://v4-alpha.getbootstrap.com', '/docs/4.0');
return hit;
});
},
debug: false // Set debug to true if you want to inspect the dropdown
});
< / script >
< script >
Holder.addTheme('gray', {
bg: '#777',
fg: 'rgba(255,255,255,.75)',
font: 'Helvetica',
fontweight: 'normal'
})
< / script >
< / body >
< / html >
