标签：
取1-13随机数
<!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=utf-8" /> <title>无标题文档</title> </head> <body> <div id="suiji"></div> <input type="button" value="开始" onclick="showname()" /> </body> <script type="text/javascript"> var arr=new Array("1","2","3","4","5","6","7","8","9","10","11","12","13"); var bs=0; function showname() { var bian=Math.floor(Math.random() * 13); var s = document.getElementById("suiji"); s.innerText = arr[bian]; bs=bs+1; if(bs==30) { window.clearTimeout(jian); } else { var jian=window.setTimeout("showname()",30); } } </script> </html>
标签：
原文地址：http://www.cnblogs.com/Chenshuai7/p/5196886.html
