js例子
    数组
var ary=new Array();
	ary[0]="yes";
	ary[1]="no";
	//document.write(ary.toString());	
	var ary=["red","yellow","blue"];
	document.write(ary+"<br/>");
	document.write(ary.length);		
	//用for--in --迭代
	for(var index in ary){
		document.write(" "+ary[index]+" ");
	}		
	//拼接
	document.write(ary.join("-")+"<br/>");		
	//反转,对其本身作改变
	document.write(ary.reverse()+"<br/>");		
	//排序,按ASII码
	ary.sort();	
	document.write(ary);
--------------------------------	
	<script>
		function mycompare(x,y)
		{
			var result=0;
			var a=parseInt(x);
			var b=parseInt(y);
			if(a>b)
			{
				result=1;
			}
			else if(a<b)
			{
				result=-1;
			}
			return result;			
		}
		var ary=new Array();
		var ary=["ww","yy","aaa"];
		ary[0]="zs";
		ary[1]="ls";
		document.write(ary+"<br/>");
		ary[2]="bbb";
		document.write(ary.length);
		for(var index in ary)
		{
		  document.write(ary[index]+"<br/>")
		}
		//数组元素拼接
		document.write(ary.join()+"<br/>");
		//数组元素转置
		ary.reverse();
		document.write(ary+"<br/>");
		var ary1=[2,20,4,5,12];
		document.write(ary1+"<br/>");
		//排序
		ary1.sort(mycompare);
		document.write(ary1+"<br/>");		
		//数组拼接
		var ary2=["a","b","c"];
		var ary3=["e","f"];
		var ary4=ary2.concat(ary3,ary3);
		var ary5=ary4.concat("g","h",ary3);
		document.write(ary5+"<br/>")
		//返回选定的元素
		document.write( ary5.slice(2,80)+"<br/>");		
		//替换元素
		var ary6=["zs","ls","ww"];
		document.write(ary6+"<br/>")
		ary6.splice(1,1,"adsf","adsf");
		document.write(ary6+"<br/>")
		document.write(ary6.pop()+"<br/>");
		document.write(ary6);
	</script>
--------------------------------
锯齿数组
var arys=[["SQL SERVER","C# OOP"],["WEB FORM","HTML/CSS/JAVASCRIPT","ORACLE","ADO.NET"],["ASP.NET","LINQ"]];
		document.write(11+"----------------------------<br/>");		
		for(var index in arys){
			document.write(arys[index]+"<br/>");
		}		
		document.write("<hr/>");
		for(var index in arys){
			for(var i in arys[index]){
				document.write("第"+(parseInt(index)+1)+"个子数组里面的元素为:"+arys[index][i]+"<br/>");
			}
			document.write("<hr/>");
		}
--------------------------------
--------------------------------
时间
var now=new Date();
document.write(now.toTimeString()+"<br/>");
document.write(now.toLocaleString()+"<br/>");
document.write(now.toDateString()+"<br/>");
var now = new Date();
var year = now.getYear();
var month = now.getMonth() + 1;
var date = now.getDate();
var day = now.getDay();
var hour = now.getHours();
var minute = now.getMinutes();
var second = now.getSeconds();
var dayStr = "日一二三四五六";
var strDateTime = "今天日期是:"  +year + "年" + month + "月" + date + "日 星期" + dayStr.charAt(day) + " 现在时间是:" + hour + "时" + minute + "分" + second + "秒";
document.write(strDateTime+"<br/>");
--------------------------------
<html>
<head>
<title>网站地址管理</title>
<script type="text/javascript">
    var stopid;
    function timeGo(){
        var time=new Date();
        do