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js中哈希表的几种用法总结

　　本文标签：哈希表

1.

复制代码 代码如下:

<html>
<head>
<script type="text/javascript">
// by Go_Rush(脚本之家)  from http://www.jb51.net/

var hash={
    "百度"            :"http://www.baidu.com/",
    "Google"        :"http://www.google.com/",
    "微软"            :"http://www.microsoft.com/",
    "脚本之家"    :"http://www.jb51.net/"
};

function showUrl(element){    //使用哈稀对象
    alert(hash[element.value])
}
</script>

</head>
<body>
<form>
<input type="text" id="txt" />
<input type="button" value="测试" onclick="showUrl(document.getElementById(txt));"/>
</form>
</body>
</html>


2.
复制代码 代码如下:

<script>
  var   ht   =  
  {  
      "c1"   :   {"UserID":"userc1","UserName":"usercc1"},  
      "c2"   :  {"UserID":"userc2","UserName":"usercc2"},  
      "c3"   :   {"UserID":"userc3","UserName":"usercc3"}
  };  

  alert(ht["c1"]["UserID"]);  
  alert(ht["c2"]["UserID"]);
</script>

3
复制代码 代码如下:

<script>
  var Arr =new Array({s:sss,aa:www},{s1:wwww,aa1:ssss});
   alert(Arr[0].s);
   alert(Arr[0].aa);
   alert(Arr[1].s1);
   alert(Arr[1].aa1);
</script>