📄 ex13-2.htm
字号:
<html><head><title>创建Cookie演示 </title>
<script language="JavaScript">
<!--
function makeCookie(form){
var when = new Date();
when.setTime(when.getTime() + 24 * 60 * 60 * 1000); // 时间增加24小时
when.setFullYear(when.getFullYear() + 1); // 年度增加1年
yname=form.yourname.value;
ypasswd=form.passwd.value;
document.cookie=encodeURI("name")+"="+encodeURI(yname)
+";expires="+when.toGMTString();
document.cookie=encodeURI("passwd")+"="+encodeURI(ypasswd)
+";expires="+when.toGMTString();
alert(document.cookie);
}
function welcome(myForm){
you=myForm.yourname.value;
var position=document.cookie.indexOf("name=");
if ( position != -1){
var begin = position + 5;
var end=document.cookie.indexOf(";", begin);
if(end == -1){ end=document.cookie.length;}
you= decodeURI(document.cookie.substring(begin, end));
str=you;
alert("欢迎你! " + you);
}
else{ alert("嘿嘿,还没有Cookie");}
}
// -->
</script>
</head>
<body bgcoloR="lightgrey" onLoad="document.form1.reset()" >
<center>
<h2> 用户登录 </h2>
<form name="form1">
用户名:
<input type="text" name="yourname" >
<p>
密 码:
<input type="text" name="passwd" >
<p>
<input type="button" value="创建Cookie"
onClick="makeCookie(this.form);">
<p>
<input type="button"
value="查看Cookie" onClick="welcome(this.form);">
<p>
</form>
</body>
</html>
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