Bootstrap Collapse

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The .collapse class is used for bootstrap collapse functionality. It is used to hide and show large amount of content.

Bootstrap Simple Collapsible Example:

<!DOCTYPE html>
<html>
<head>
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css">
  <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>
  <script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js"></script>
</head>
<body>
 
<div class="container">
  <h2>Bootstrap Simple Collapsible Example</h2>
  <button type="button" class="btn btn-info" data-toggle="collapse" data-target="#demo">Simple collapsible</button>
  <div id="demo" class="collapse">
The .collapse class is used for bootstrap collapse functionality. Bootstrap collapse is used when we want to hide and show large amount of content. 
  </div>
</div>
 
</body>
</html>

Output:

Click on Simple collapsible button

Bootstrap Collapsible Panel

Bootstrap Collapsible Panel Example:

<!DOCTYPE html>
<html>
<head>
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css">
  <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>
  <script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js"></script>
</head>
<body>
 
<div class="container">
  <h2>Bootstrap Collapsible Panel Example</h2>
    <div class="panel-group">
    <div class="panel panel-default">
      <div class="panel-heading">
        <h4 class="panel-title">
          <a data-toggle="collapse" href="#collapse1">Collapsible panel</a>
        </h4>
      </div>
      <div id="collapse1" class="panel-collapse collapse">
        <div class="panel-body">Panel Body</div>
        <div class="panel-footer">Panel Footer</div>
      </div>
    </div>
  </div>
</div>
 
</body>
</html>

Output:

Click on Collapsible panel link

Bootstrap Collapsible List Group Example:

<!DOCTYPE html>
<html>
<head>
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css">
  <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>
  <script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js"></script>
</head>
<body>
 
<div class="container">
  <h2>Bootstrap Collapsible List Group Example</h2>
  <div class="panel-group">
    <div class="panel panel-default">
      <div class="panel-heading">
        <h4 class="panel-title">
          <a data-toggle="collapse" href="#collapse1">Collapsible list group</a>
        </h4>
      </div>
      <div id="collapse1" class="panel-collapse collapse">
        <ul class="list-group">
          <li class="list-group-item">Worklist</li>
          <li class="list-group-item">Alerts</li>
          <li class="list-group-item">Updates</li>
        </ul>
        <div class="panel-footer">Footer</div>
      </div>
    </div>
  </div>
</div>
 
</body>
</html>

Output:

Click on Collapsible list group link