JavaScript：js-cookie存取
<!doctype html>
<html>
<head>
<meta charset="utf-8">
<title>标题</title>
<meta name="keywords" content="">
<meta name="description" content="">
</head>
<style>
#btn{font-size:50px;}
form{width:300px;margin:10px auto;display: none;}
</style>
<body>
<a href="javascript: " id="btn">登录</a>
<form method="" action="denglu2.html">
<div>账号：<input type="text" name="" value="" id="zh"></div>
<div>密码：<input type="password" name="" value="" id="mm"></div>
<div>记住密码：<input type="checkbox" name="" value="" id="jz"></div>
<div><input type="submit" name="" value="登录" id="dl"></div>
</form>
</body>
<script>
function setcookie(key,value,days){//设置cookie
var dates=new Date();
dates.setDate(dates.getDate()+days);
document.cookie=key+'='+escape(value)+'; expires='+dates;
}
function getcookie(key){//读取cookie
var arr=unescape(document.cookie).split('; ');
for (var i = 0; i < arr.length; i++) {
var arr2=arr[i].split('=');
if (arr2[0]==key) {
return arr2[1];
};
};
return false;
}
function rmcookie(key){//删除cookie
setcookie(key,'1',-2);
}
var btn=document.getElementById('btn');
var fom=document.getElementsByTagName('form')[0];
var zh=document.getElementById('zh');
var mm=document.getElementById('mm');
var jz=document.getElementById('jz');
var dl=document.getElementById('dl');
btn.onclick=function(){
fom.style.display='block';
}
if (getcookie('pass')) {
zh.value=getcookie('user');
mm.value=getcookie('pass');
jz.checked=true;
};
dl.onclick=function(){
var dates=new Date();
var riqi=(dates.getMonth()+1)+'月'+dates.getDate()+'日';
setcookie('time',riqi,7);
setcookie('user',zh.value,7);
if (jz.checked) {
setcookie('pass',mm.value,7);
}else{
rmcookie('pass');
};
alert('登录成功');
}
</script>
</html>
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