tryjquery_html_toggleclass_2 在线代码实例

实例代码( Tip: 登录后体验更佳 )

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<!DOCTYPE html>
<html>
<head>
<script src="//libs.baidu.com/jquery/1.10.2/jquery.min.js">
</script>
<script>
$(document).ready(function(){
  $("button").click(function(){
    $("p").toggleClass("main");
  });
});
</script>
<style>
.main
{
font-size:120%;
color:red;
}
</style>
</head>
<body>
<p>This is a paragraph.</p>
<p class="main">This is another paragraph.</p>
<button>Toggle class "main" for p elements</button>
</body>
</html>
 
 
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运行结果
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