10天内免登陆

今天我给大家带来用原生js实现表单登陆的10天内免登陆

<!doctype html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>表单正则验证</title>
<style type="text/css">
*{
    margin: 0;
    padding: 0;
}
body{
    background: #eee;
}
a{
    text-decoration: none;
}
ul,ol{
    list-style: none;
}
#Msg-form{
    width: 700px;
    border: 1px solid #e5e5e5;
    border-radius: 10px;
    background: #44D0F6;
    margin: 0 auto;
}
#top{
    width: 100%;
    height: 12px;
    padding: 10px 10px 20px 10px;
    border-bottom: 1px dashed #e4e4e4;
}
#top h3{
    width: 12%;
    float: left;
    text-align: center;
    line-height: 30px;
}
#top span{
    float: left;
    color: #FDA010;
    border: 1px solid #FDA010;
    font-size: 14px;
    line-height: 20px;
    padding: 2px 8px;
}
#top a{
    float: right;
    text-align: center;
    color: #fff;
    background: #F95050;
    line-height: 20px;
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 14px;
}
#box{
    padding: 0px 20px ;
    overflow: hidden;
}
#box div{
    margin: 30px;
    height: 21px;
}
#box div label{
    float: left;
    font-size: 14px;
    text-align: right;
}
#box div span{
    float: left;
    color: red;
    text-align: left;
    width: 30%;
    height: 21px;
}
#box div input{
    float: left;
    border: 0;
    height: 21px;
    width: 200px;
    font-size: 10px;
    padding:2px 8px;
    background: #eee;
    border-radius: 5px;
}
em{
    color: red;
    font-weight: 900;
}
#reset{
    margin: 0 30px;
}
#last{
    width: 500px;
    text-align: center;
}
</style>
</head>
<body>
<form action="javascript:;" id="Msg-form">
    <div id="top">
        <h3>注册账号</h3>
        <span>*号为必填项！</span>
        <a href="#">反馈意见</a>
    </div>
    <div id="box">
        <div id="login-Id">
            <label for="Id">登录账号</label>
            <span>*</span>
            <input type="text" id="Id" placeholder="字母开头数字下划线组成" required>
            <em></em>
        </div>
    <div id="login-Name">
        <label for="Name">你的昵称</label>
        <span></span>
        <input type="text" id="Name" placeholder="中英文皆可">
        <em></em>
    </div>
    <div id="login-Email">
        <label for="Email">你的邮箱</label>
        <span>*</span>
        <input type="text" id="Email" placeholder="格式：[email protected]" required>
        <em></em>
    </div>
    <div id="login-Password">
        <label for="Password">设置密码</label>
        <span>*</span>
        <input type="password" id="Password" placeholder="英文字母/数字/特殊字符" required>
        <em></em>
    </div>
    <div id="login-CheckPassword">
        <label for="CheckPassword">确认密码</label>
        <span>*</span>
        <input type="password" id="CheckPassword" required>
        <em></em>
    </div>
    <div id="login-CheckPassword">
        <div id="left"></div>
        <div id="strong"></div>
    </div>
    <div id="last">
        <input id="btn" type="submit" value="提交">
        <input type="reset" id="reset">
    </div>
</div>
<input id="day" type="checkbox"><label for="">10天内免登陆</label>
</form>
<script src="form.js"></script>
</body>
</html>

js如下：

function $(id){
    return document.getElementById(id);
}
var oId = $('Id');
var sId = oId.value;
var oMsg = $('Msg-form');
var oName = $('Name');
var oEmail = $('Email');
var oPassword = $('Password');
var oCheckPassword = $('CheckPassword');
var str = document.getElementsByTagName('em');
oMsg.onsubmit = function(){
// 账号判断
var sId = oId.value;
var regId = /^[a-zA-Z0-9_]\w{4,15}$/;
if(regId.test(sId)){
    str[0].innerHTML = '√';
} else{
    str[0].innerHTML = '×';
}
// 判断中英文
var sName = oName.value;
var regName = /^[\u2E80-\u9FFF]+$/;
if(regName.test(sName)){
    str[1].innerHTML = '√';
} else{
    str[1].innerHTML = '×';
}
 
// 判断邮箱
var sEmail = oEmail.value;
var regEmail = /^[a-z\d]+(\.[a-z\d]+)*@([\da-z](-[\da-z])?)+(\.{1,2}[a-z]+)+$/;
if(regEmail.test(sEmail)){
    str[2].innerHTML = '√';
}else{
    str[2].innerHTML = '×';
}
 
// 判断密码
var sPassword = oPassword.value;
var regPassword = /^[a-zA-Z0-9]\w{3,15}$/;
if(regPassword.test(sPassword)){
    str[3].innerHTML = '√';
}else{
    str[3].innerHTML = '×';
}
// 判断再次输入的密码是否和上一次一致
 
var sCheckPassword = oCheckPassword.value;
if(sCheckPassword === sPassword){
    str[4].innerHTML = '√';
}else{
    str[4].innerHTML = '×';
}
function setCookie(name,value,days,path){
    days = days || 0;
    path = path || '/';
    var oDate = new Date();
    oDate.setDate(oDate.getDate() + days);
    document.cookie = name + '=' + encodeURIComponent(value) + ';expires=' + oDate + ';path=' + path;
}
var oDay = $('day');
    if(oDay.checked){
        setCookie('username',sId,10);
        setCookie('pwd',sPassword,10);
    }
}

// 设置cookie

// 封装

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