使用HTML5验证博客园用户注册页面

时间：2024-01-29 14:35:19

需求说明
使用HTML5属性设置默认提示信息
用户名、密码由英文字母和数字组成，用户名长度为4～16字符，英文字母开头，密码长度为4～10字符
手机号码为11位，并且符合正常手机号格式，生日的年份为1900～2019

 

 

 

html

<!doctype html>
<html lang="en">
<head>
    <meta charset="UTF-8">
<title>使用HTML5验证博客园用户注册页面</title>
    <link rel="stylesheet" href="css/register.css">
</head>

<body>
<section id="register">
    <div><img src="images/logo.jpg" alt="logo" /><img src="images/banner.jpg" alt="banner" /></div>
    <h1 class="hr_1">新用户注册</h1>
    <form action="" method="post" name="myform">
        <dl>
            <dt>用户名：</dt>
            <dd><input id="user" type="text" required placeholder="英文、数字长度为4-16个字符" pattern="[a-zA-Z0-9]{4,16}"  />
            <div id="user_prompt"></div></dd>
        </dl>
        <dl>
            <dt>密码：</dt>
            <dd><input id="pwd" type="password" required  placeholder="长度为4-10个字符" pattern="[a-zA-Z0-9]{4,10}"/>
            <div id="pwd_prompt"></div></dd>
        </dl>
        <dl>
            <dt>确认密码：</dt>
            <dd><input id="repwd" type="password"/><div id="repwd_prompt"></div></dd>
        </dl>
        <dl>
            <dt>电子邮箱：</dt>
            <dd><input id="email" type="text"/><div id="email_prompt"></div></dd>
        </dl>
        <dl>
            <dt>手机号码：</dt>
            <dd><input type="text" pattern="^1[34578][0-9]{9}$" /><div id="mobile_prompt"></div></dd>
        </dl>
        <dl>
            <dt>生日：</dt>
            <dd><input id="birth" type="text" pattern="^((19\d{2})|(200\d)|(201[0-9]))-(0?[1-9]|1[0-2])-(0?[1-9]|[1-2]\d|3[0-1])$"/><div id="birth_prompt"></div></dd>
        </dl>
        <dl>
            <dt>&nbsp;</dt>
            <dd><input name="" type="image" src="images/register.jpg" class="btn" /></dd>
        </dl>
  </form>
</section>
<script src="js/jquery-1.12.4.js"></script>
<script src="js/lianxi.js"></script>
</body>
</html>

js("js/jquery-1.12.4.js")

$(document).ready(function(){
    $("#submit").click(function(){
        var u=document.getElementById("uName");
        if(u.validity.valueMissing==true){
            u.setCustomValidity("用户名不能为空");
        }
        else if(u.validity.patternMismatch==true){
            u.setCustomValidity("用户名长度为4～16字符，英文字母开头");
        }
        else{
            u.setCustomValidity("");
        }

        var pwd=document.getElementById("pwd");
        if(pwd.validity.valueMissing==true){
            pwd.setCustomValidity("密码不能为空");
        }
        else if(pwd.validity.patternMismatch==true){
            pwd.setCustomValidity("密码必须是4~10位的英文和数字");
        }
        else{
            pwd.setCustomValidity("");
        }

        var email=document.getElementById("email");
        if(email.validity.valueMissing==true){
            email.setCustomValidity("邮箱不能为空");
        }
        else if(email.validity.typeMismatch==true){
            email.setCustomValidity("邮箱格式不正确");
        }
        else{
            email.setCustomValidity("");
        }

    })
})

css

*{
    margin:0;
    padding:0;
    font-size:12px;
    line-height:20px;
}
#register{
    width:525px;
    margin: 0 auto;
}
.hr_1 {
    font-size: 14px;
    font-weight: bold;
    color: #3275c3;
    height: 35px;
    border-bottom: 2px solid #3275c3;
    vertical-align:bottom;
    padding-left:12px;
    margin-bottom: 15px;
}
#register dl{clear: both; height: 30px;}
#register dl dt{
    text-align:right;
    width:80px;
    height:25px;
    padding-right:5px;
    float: left;
}
#register dl dd{
    float: left;}
#register dl dd div{ display: inline; padding-left: 5px;}
#register dl dd input:not(.btn){
    width:130px;
    height:18px;
    border:solid 1px #0066FF;
}

.red{
    color:#f00;
}

div{
    color:#888;
}

 

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