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Bootstrap JS Tab


Tab CSS Classes

Tabs are used to separate content into different panes where each pane is viewable one at a time.

For a tutorial about Tabs, read our Bootstrap Tabs/Pills Tutorial.

Class Description Example
.nav nav-tabs Creates navigation tabs Try it
.nav nav-pills Creates navigation pills Try it
.nav-item Creates tab items Try it
.nav-link Styles links inside the navigation tab Try it
.nav-justified Makes navigation tabs/pills equal widths of their parent, at screens wider than 768px. On smaller screens, the nav tabs are stacked Try it
.tab-content Together with .tab-pane and data-toggle="tab", it makes the tab toggleable Try it
.tab-pane Together with .tab-content and data-toggle="tab", it makes the tab toggleable Try it

Via data-* Attributes

Add data-toggle="tab" to each tab, and add a .tab-pane class with a unique ID for every tab and wrap them in a .tab-content class.

Example

<!-- Nav tabs -->
<ul class="nav nav-tabs">
  <li class="nav-item">
    <a class="nav-link active" data-toggle="tab" href="#home">Home</a>
  </li>
  <li class="nav-item">
    <a class="nav-link" data-toggle="tab" href="#menu1">Menu 1</a>
  </li>
  <li class="nav-item">
    <a class="nav-link" data-toggle="tab" href="#menu2">Menu 2</a>
  </li>
</ul>

<!-- Tab panes -->
<div class="tab-content">
  <div class="tab-pane active container" id="home">...</div>
  <div class="tab-pane container" id="menu1">...</div>
  <div class="tab-pane container" id="menu2">...</div>
</div>
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Via JavaScript

Enable manually with:

Example

// Select all tabs
$('.nav-tabs a').click(function(){
  $(this).tab('show');
})

// Select tab by name
$('.nav-tabs a[href="#home"]').tab('show')

// Select first tab
$('.nav-tabs a:first').tab('show')

// Select last tab
$('.nav-tabs a:last').tab('show')

// Select fourth tab (zero-based)
$('.nav-tabs li:eq(3) a').tab('show')
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Tab Options

None

Tab Methods

The following table lists all available tab methods.

Method Description Try it
.tab("show") Shows the tab Try it

Tab Events

The following table lists all available tab events.

Event Description Try it
show.bs.tab Occurs when the tab is about to be shown. Try it
shown.bs.tab Occurs when the tab is fully shown (after CSS transitions have completed) Try it
hide.bs.tab Occurs when the tab is about to be hidden Try it
hidden.bs.tab Occurs when the tab is fully hidden (after CSS transitions have completed) Try it

Tip: Use jQuery's event.target and event.relatedTarget to get the active tab and the previous active tab:

Example

$('.nav-tabs a').on('shown.bs.tab', function(event){
  var x = $(event.target).text();         // active tab
  var y = $(event.relatedTarget).text();  // previous tab
});
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