本文實例講述了jQuery實現的簡單獲取索引功能。分享給大家供大家參考，具體如下：
<!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.49028c.com 獲取當前點擊的元素在原來集合中的索引</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>使用在線HTML/CSS/JavaScript代碼運行工具 http://tools.VeVB.COm/code/HtmlJsRun測試運行結果如下：
更多關于jquery相關內容感興趣的讀者可查看本站專題：《jQuery操作DOM節點方法總結》、《jquery常用操作技巧匯總》、《jQuery常見事件用法與技巧總結》、《jQuery操作json數據技巧匯總》、《jQuery操作xml技巧總結》及《jQuery擴展技巧總結》
希望本文所述對大家jquery程序設計有所幫助。
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