jQuery Method - 如何使用addClass(\'class name\')将类添加到所选元素

我们想知道如何使用addClass(\'class name\')将类添加到所选元素。


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<html>
  <head>
    <script type="text/javascript" src='http://code.jquery.com/jquery-1.5.2.js'></script>
    <script type="text/javascript">
        $(document).ready(function(){
              $("p:last").addClass("selected");
        });
    </script>
    <style>
       .selected { color:red; }
    </style>
  </head>
  <body>
      <p>A</p>
      <p>B</p>
      <p>C</p>
  </body>
</html>
 
 
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jQuery Method - 如何使用addClass(\'class name\')将类添加到所选元素