jQuery实现的简单获取索引功能示例
作者:前端爱我
这篇文章主要介绍了jQuery实现的简单获取索引功能,涉及jQuery事件响应及元素索引获取相关操作技巧,需要的朋友可以参考下
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:
更多关于jquery相关内容感兴趣的读者可查看本站专题:《jQuery操作DOM节点方法总结》、《jquery常用操作技巧汇总》、《jQuery常见事件用法与技巧总结》、《jQuery操作json数据技巧汇总》、《jQuery操作xml技巧总结》及《jQuery扩展技巧总结》
希望本文所述对大家jquery程序设计有所帮助。