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javascript表格随机排序代码_javascript技巧
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=gb2312" /> <title>表格随机排序练习 by 阿会楠</title> <style type="text/css"> #main{ width:700px; } #main div{ width:200px; margin-left:10px; margin-top:20px; float:left; } div table{ width:100%; } </style> <script type="text/javascript" charset="GB2312"> function arrRand(obj){ var a = new Array(); for(var i = 0;i < obj;i++){ a[i] = i + 1; } a.sort(function(){return 0.5 - Math.random()}); return a; } function randTable(){ var c = arrRand(len); for(var k = 0;k < len;k ++){ divs[c[k] - 1].innerHTML = b[k]; } } var b = new Array(); var divs = new Object; var len;; window.onload = function(){ divs = document.getElementById("main").getElementsByTagName("div"); len = divs.length; for(var j = 0;j < len;j++){ b[j] = divs[j].innerHTML; } randTable(); } </ script> </head> <body> <div id="main"> <div> <table border="1"> <tr><td>A</td></tr> </table> </div> <div> <table border="1"> <tr><td>B</td></tr> </table> </div> <div> <table border="1"> <tr><td>C</td></tr> </table> </div> <div> <table border="1"> <tr><td>D</td></tr> </table> </div> <div> <table border="1"> <tr><td>E</td></tr> </table> </div> <div> <table border="1"> <tr><td>F</td></tr> </table> </div> </div> <input type="button" onclick="randTable()" value="随机排序" > 脚本之家 </body> </html>
[Ctrl+A 全选 注:如需引入外部Js需刷新才能执行]
