Remove Class

Removes class(es) from elements while animating all style changes.

Examples

Click the button above to preview the effect.

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<!DOCTYPE html><html lang="en"><head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>jQuery UI Effects - removeClass Demo</title>
  <link rel="stylesheet" href="https://code.jquery.com/ui/1.14.1/themes/base/jquery-ui.css">
  <link rel="stylesheet" href="/resources/demos/style.css">
  <style>
  .toggler { width: 500px; height: 200px; position: relative; }
  #button { padding: .5em 1em; text-decoration: none; }
  #effect { position: relative;  width: 240px;  padding: 1em;  letter-spacing: 0; font-size: 1.2em; border: 1px solid #000; background: #eee; color: #333; }
  .newClass { text-indent: 40px; letter-spacing: .4em; width: 410px; height: 100px; padding: 30px; margin: 10px; font-size: 1.6em; }
  </style>
  <script src="https://code.jquery.com/jquery-3.7.1.js"></script>
  <script src="https://code.jquery.com/ui/1.14.1/jquery-ui.js"></script>
  <script>
  $( function() {
    $( "#button" ).on( "click", function() {
      $( "#effect" ).removeClass( "newClass", 1000, callback );
    });
 
    function callback() {
      setTimeout(function() {
        $( "#effect" ).addClass( "newClass" );
      }, 1500 );
    }
  } );
  </script>
</head>
<body>
 
<div class="toggler">
  <div id="effect" class="newClass ui-corner-all">
    Etiam libero neque, luctus a, eleifend nec, semper at, lorem. Sed pede.
  </div>
</div>
 
<button id="button" class="ui-state-default ui-corner-all">Run Effect</button>
 
 
 
 
</body></html>

Want to learn more about the .removeClass() method? Check out the API documentation.