bootstrap collapse javascript code example

Example 1: on button click show collapse div jquery

<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<button id="button">Toggle Expand/Collapse</button>
<div id="wrapper">
  <ul id="list">
    <li>Item</li>
    <li>Item</li>
    <li>Item</li>
    <li>Item</li>
  </ul>
</div>

Example 2: collapse boostrap

<p>
  <a class="btn btn-primary" data-toggle="collapse" href="#multiCollapseExample1" role="button" aria-expanded="false" aria-controls="multiCollapseExample1">Toggle first element</a>
  <button class="btn btn-primary" type="button" data-toggle="collapse" data-target="#multiCollapseExample2" aria-expanded="false" aria-controls="multiCollapseExample2">Toggle second element</button>
  <button class="btn btn-primary" type="button" data-toggle="collapse" data-target=".multi-collapse" aria-expanded="false" aria-controls="multiCollapseExample1 multiCollapseExample2">Toggle both elements</button>
</p>
<div class="row">
  <div class="col">
    <div class="collapse multi-collapse" id="multiCollapseExample1">
      <div class="card card-body">
        Anim pariatur cliche reprehenderit, enim eiusmod high life accusamus terry richardson ad squid. Nihil anim keffiyeh helvetica, craft beer labore wes anderson cred nesciunt sapiente ea proident.
      </div>
    </div>
  </div>
  <div class="col">
    <div class="collapse multi-collapse" id="multiCollapseExample2">
      <div class="card card-body">
        Anim pariatur cliche reprehenderit, enim eiusmod high life accusamus terry richardson ad squid. Nihil anim keffiyeh helvetica, craft beer labore wes anderson cred nesciunt sapiente ea proident.
      </div>
    </div>
  </div>
</div>

Example 3: on button click show collapse div jquery

$(function() {
  var b = $("#button");
  var w = $("#wrapper");
  var l = $("#list");
  b.click(function() {
    w.toggleClass('open'); /* <-- toggle the application of the open class on click */
  });
});

Example 4: bootstrap collapse

<p>
   <a
      class="btn btn-primary"
      data-bs-toggle="collapse"
      href="#multiCollapseExample1"
      role="button"
      aria-expanded="false"
      aria-controls="multiCollapseExample1"
      >Toggle first element</a
   >
   <button
      class="btn btn-primary"
      type="button"
      data-bs-toggle="collapse"
      data-bs-target="#multiCollapseExample2"
      aria-expanded="false"
      aria-controls="multiCollapseExample2"
   >
      Toggle second element
   </button>
   <button
      class="btn btn-primary"
      type="button"
      data-bs-toggle="collapse"
      data-bs-target=".multi-collapse"
      aria-expanded="false"
      aria-controls="multiCollapseExample1 multiCollapseExample2"
   >
      Toggle both elements
   </button>
</p>
<div class="row">
   <div class="col">
      <div class="collapse multi-collapse" id="multiCollapseExample1">
         <div class="card card-body">
            Some placeholder content for the first collapse component of this
            multi-collapse example. This panel is hidden by default but revealed
            when the user activates the relevant trigger.
         </div>
      </div>
   </div>
   <div class="col">
      <div class="collapse multi-collapse" id="multiCollapseExample2">
         <div class="card card-body">
            Some placeholder content for the second collapse component of this
            multi-collapse example. This panel is hidden by default but revealed
            when the user activates the relevant trigger.
         </div>
      </div>
   </div>
</div>

Example 5: Bootstrap Collapse

<p>
  <a class="btn btn-primary" data-toggle="collapse" href="#collapseExample" role="button" aria-expanded="false" aria-controls="collapseExample">
    Link with href
  </a>
  <button class="btn btn-primary" type="button" data-toggle="collapse" data-target="#collapseExample" aria-expanded="false" aria-controls="collapseExample">
    Button with data-target
  </button>
</p>
<div class="collapse" id="collapseExample">
  <div class="card card-body">
    Anim pariatur cliche reprehenderit, enim eiusmod high life accusamus terry richardson ad squid. Nihil anim keffiyeh helvetica, craft beer labore wes anderson cred nesciunt sapiente ea proident.
  </div>
</div>