6.2.4 for…in语句.html

来自「即学即用JavaScript核心对象参考手册原版光盘」· HTML 代码 · 共 8 行

 <script language=javascript>
     var arr=new Array("this","is","a","test","!");
     for(var i in arr)
     {
       document.write(arr[i],"\t");
     }
 </script>