讀取cookie值

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<head>
<title>讀取cookie值 www.111cn.net  New Document </title>
<meta name="Generator" content="EditPlus">
<meta name="Author" content="">
<meta name="Keywords" content="讀取cookie值">
<meta name="Description" content="">
</head>

<body>
<script language="JavaScript" type="text/javascript">
<!--
//設定兩個cookie
document.cookie="userId=828";
document.cookie="userName=hulk";
//擷取cookie字串
var strCookie=document.cookie;
//將多cookie切割為多個名/值對
var arrCookie=strCookie.split("; ");
var userId;
//遍曆cookie數組，處理每個cookie對
for(var i=0;i<arrCookie.length;i++){
 var arr=arrCookie[i].split("=");
 //找到名稱為userId的cookie，並返回它的值
 if("userId"==arr[0]){
  userId=arr[1];
  break;
 }
}
alert(userId);
//-->
</script>

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