注册表单的验证

JAVA ZMAS 72℃ 0评论
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>注册页面</title>
    <style>
        *{
            margin: 0px;
            padding: 0px;
            box-sizing: border-box;
        }
        body{
            background: url("../images/verify_code.jpg") no-repeat center;
            padding-top: 25px;
        }

        .rg_layout{
            width: 900px;
            height: 500px;
            border: 8px solid #EEEEEE;
            background-color: white;
            /*让div水平居中*/
            margin: auto;
        }

        .rg_left{
            /*border: 1px solid red;*/
            float: left;
            margin: 15px;
        }
        .rg_left > p:first-child{
            color:#FFD026;
            font-size: 20px;
        }

        .rg_left > p:last-child{
            color:#A6A6A6;
            font-size: 20px;

        }


        .rg_center{
            float: left;
            /* border: 1px solid red;*/

        }

        .rg_right{
            /*border: 1px solid red;*/
            float: right;
            margin: 15px;
        }

        .rg_right > p:first-child{
            font-size: 15px;

        }
        .rg_right p a {
            color:pink;
        }

        .td_left{
            width: 100px;
            text-align: right;
            height: 45px;
        }
        .td_right{
            padding-left: 50px ;
        }

        #username,#password,#email,#name,#tel,#birthday,#checkcode{
            width: 251px;
            height: 32px;
            border: 1px solid #A6A6A6 ;
            /*设置边框圆角*/
            border-radius: 5px;
            padding-left: 10px;
        }
        #checkcode{
            width: 110px;
        }

        #img_check{
            height: 32px;
            vertical-align: middle;
        }

        #btn_sub{
            width: 150px;
            height: 40px;
            background-color: #FFD026;
            border: 1px solid #FFD026 ;
        }

    </style>

</head>
<body>

<div class="rg_layout">
    <div class="rg_left">
        <p>新用户注册</p>
        <p>USER REGISTER</p>

    </div>

    <div class="rg_center">
        <div class="rg_form">
            <!--定义表单 form-->
            <form action="#" method="post">
                <table>
                    <tr>
                        <td class="td_left"><label for="username">用户名</label></td>
                        <td class="td_right"><input type="text" name="username" id="username" placeholder="请输入用户名">
                            <span class="sp" id="username_msg"></span>
                        </td>
                    </tr>

                    <tr>
                        <td class="td_left"><label for="password">密码</label></td>
                        <td class="td_right"><input type="password" name="password" id="password" placeholder="请输入密码">
                            <span class="sp" id="password_msg"></span>
                        </td>
                    </tr>

                    <tr>
                        <td class="td_left"><label for="email">Email</label></td>
                        <td class="td_right"><input type="email" name="email" id="email" placeholder="请输入邮箱">
                            <span class="sp" id="email_msg"></span></td>
                    </tr>

                    <tr>
                        <td class="td_left"><label for="name">姓名</label></td>
                        <td class="td_right"><input type="text" name="name" id="name" placeholder="请输入姓名"></td>
                    </tr>

                    <tr>
                        <td class="td_left"><label for="tel">手机号</label></td>
                        <td class="td_right"><input type="text" name="tel" id="tel" placeholder="请输入手机号">
                            <span class="sp" id="phone_msg"></span>
                        </td>
                    </tr>

                    <tr>
                        <td class="td_left"><label>性别</label></td>
                        <td class="td_right">
                            <input type="radio" name="gender" value="male"> 男
                            <input type="radio" name="gender" value="female"> 女
                        </td>
                    </tr>

                    <tr>
                        <td class="td_left"><label for="birthday">出生日期</label></td>
                        <td class="td_right"><input type="date" name="birthday" id="birthday" placeholder="请输入出生日期"></td>
                    </tr>

                    <tr>
                        <td class="td_left"><label for="checkcode" >验证码</label></td>
                        <td class="td_right"><input type="text" name="checkcode" id="checkcode" placeholder="请输入验证码">
                            <img id="img_check" src="../images/verify_code.jpg">//贴了验证码图片
                        </td>
                    </tr>


                    <tr>
                        <td colspan="2" align="center"><input type="submit" id="btn_sub" value="注册"></td>
                    </tr>
                </table>

            </form>


        </div>

    </div>

    <div class="rg_right">
        <p>已有账号?<a href="#">立即登录</a></p>
    </div>


</div>
<script>
    window.onload=function ( ) {
        document.getElementById("btn_sub").onclick = function () {
            return checkusername()&&checkpassword();
        }
        document.getElementById("username").onblur = function () {
            checkusername();
        }
        document.getElementById("password").onblur = function () {
            checkpassword();
        }
        document.getElementById("tel").onblur = function () {
            checkphone();
        }
        document.getElementById("email").onblur = function () {
            checkemail();
        }
    }
        function checkusername() {
          var na= document.getElementById("username").value;
          //正则表达式
            var regExp = /^\w{6,12}$/;
            var flag = regExp.test(na);
            var spanElement = document.getElementById("username_msg");
            if(flag){
                // 合法 span元素内 加上 对勾 img
                spanElement.innerHTML = "<img src='../images/gou.png' >";
            }else {
                // 不合法 span元素内 提示用户 错误内容
                spanElement.innerHTML = "* 请输入6-12位字符";
            }
            return flag;
        }
    function checkpassword() {
        var na= document.getElementById("password").value;
        //正则表达式
        var regExp = /^\w{6,12}$/;
        var flag = regExp.test(na);
        var spanElement = document.getElementById("password_msg");
        if(flag){
            // 合法 span元素内 加上 对勾 img
            spanElement.innerHTML = "<img src='../images/gou.png' >";
        }else {
            // 不合法 span元素内 提示用户 错误内容
            spanElement.innerHTML = "* 密码位数不足";
        }
        return flag;
    }
    function checkphone() {
        var na= document.getElementById("tel").value;
        //正则表达式
        var regExp = /^((13[0-9])|(14[5,7,9])|(15[^4])|(18[0-9])|(17[0,1,3,5,6,7,8]))[0-9]{8}$/;
        var flag = regExp.test(na);
        var spanElement = document.getElementById("phone_msg");
        if(flag){
            // 合法 span元素内 加上 对勾 img
            spanElement.innerHTML = "<img src='../images/gou.png' >";
        }else {
            // 不合法 span元素内 提示用户 错误内容
            spanElement.innerHTML = "*无效手机号";
        }
        return flag;
    }
    function checkemail() {
        var na= document.getElementById("email").value;
        //正则表达式
        var regExp =/^[a-zA-Z0-9_.-]+@[a-zA-Z0-9-]+(\.[a-zA-Z0-9-]+)*\.[a-zA-Z0-9]{2,6}$/;
        var flag = regExp.test(na);
        var spanElement = document.getElementById("email_msg");
        if(flag){
            // 合法 span元素内 加上 对勾 img
            spanElement.innerHTML = "<img src='../images/gou.png' >";
        }else {
            // 不合法 span元素内 提示用户 错误内容
            spanElement.innerHTML = "*无效邮箱";
        }
        return flag;
    }
</script>

</body>
</html>

转载请注明:ZMAS‘S blog » 注册表单的验证

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