jQuery实现的简单获取索引功能示例
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2023-01-23 21:28:04
本文实例讲述了jquery实现的简单获取索引功能。分享给大家供大家参考,具体如下:
本文实例讲述了jquery实现的简单获取索引功能。分享给大家供大家参考,具体如下:
<!doctype html> <html lang="en"> <head> <meta charset="utf-8"> <meta name="generator" content="editplus®"> <meta name="author" content=""> <meta name="keywords" content=""> <meta name="description" content=""> <title>www.jb51.net 获取当前点击的元素在原来集合中的索引</title> <style type="text/css"> li { height: 25px; line-height: 25px; background: rgba(0,0,0,0.5); border-bottom: 1px solid red; } a { text-decoration: none; font-size: 16px; } </style> </head> <body> <div> <ul> <li> <a href="javascript:void(0);" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" > <div class="index"> 0 </div> </a> </li> <li> <a href="javascript:void(0);" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" > <div class="index"> 1 </div> </a> </li> <li> <a href="javascript:void(0);" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" > <div class="index"> 2 </div> </a> </li> <li> <a href="javascript:void(0);" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" > <div class="index"> 3 </div> </a> </li> <li> <a href="javascript:void(0);" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" > <div class="index"> 4 </div> </a> </li> </ul> </div> <script src="http://libs.baidu.com/jquery/2.0.0/jquery.min.js"></script> <script type="text/javascript"> $(function(){ $(".index").on("click",function(){ var $target = $(this); console.log($(".index").index($target)); }); }); </script> </body> </html>
使用在线html/css/javascript代码运行工具 http://tools.jb51.net/code/htmljsrun测试运行结果如下:
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希望本文所述对大家jquery程序设计有所帮助。
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