标签：ready let end i++ set one this ext type
<!doctype html> <html> <head> <meta charset="UTF-8"> <title>点击删除序号</title> </head> <body> <table> <tr> <td>1</td> <td>内容</td> <td><input type="button" value="删除" class="delete"></td> </tr> </table> <input type="button" value="添加" class="add"> </body> <script type="text/javascript" src="jquery-1.7.2.min.js"></script> <script type="text/javascript"> $(document).ready(function(){ $(".add").click(function(){ var copy=$("table tr:last").clone(); copy.appendTo("table"); han(); $(".delete").click(function(){ $(this).parents("tr").remove(); han(); }) }); }); var han=function(){ var chang=$("table tr").length; for(i=0; i<chang; i++){ //$("table tr").eq(i).find(‘td:first‘).text(i+1); $("table tr").eq(i).find(‘td‘).eq(0).text(i+1); } } </script> </html>
标签：ready let end i++ set one this ext type
原文地址：http://www.cnblogs.com/jinsuo/p/6049210.html
