Add Class

Adds class(es) to elements while animating all style changes.

Examples

This demo adds a class which animates: text-indent, letter-spacing, width, height, padding, margin, and font-size.

view source
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
 
<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>jQuery UI Effects - addClass demo</title>
  <link rel="stylesheet" href="//code.jquery.com/ui/1.12.1/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 { width: 240px;  padding: 1em; border: 1px solid #000; background: #eee; color: #333; }
    .newClass { text-indent: 40px; letter-spacing: .4em; width: 410px; height: 120px; padding: 30px; margin: 10px; font-size: 1.1em; }
  </style>
  <script src="https://code.jquery.com/jquery-1.12.4.js"></script>
  <script src="https://code.jquery.com/ui/1.12.1/jquery-ui.js"></script>
  <script>
  $( function() {
    $( "#button" ).on( "click", function() {
      $( "#effect" ).addClass( "newClass", 1000, callback );
    });
 
    function callback() {
      setTimeout(function() {
        $( "#effect" ).removeClass( "newClass" );
      }, 1500 );
    }
  } );
  </script>
</head>
<body>
 
<div class="toggler">
  <div id="effect" class="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 .addClass() method? Check out the API documentation.