<!DOCTYPE HTML><html ><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8" /><title>数组</title><script type="text/javascript">var arr=new Array['*','##',"***","&&","****","##*"];arr[7]="**"; //创建数组 alert(arr.length); //显示数组长度 document.write(arr[0]+"<br>"+arr[7]+"<br>"+arr[2]+"<br>"+arr[4]+"<br>"); //将数组内容输出，完成达到的效果。</script></head><body></body></html>
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将var arr=new Array['*','##',"***","&&","****","##*"]; 改成 var arr=['*','##',"***","&&","****","##*"];
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