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php用戶注冊頁面如何利用js進行表單驗證

發(fā)布時間:2021-10-08 15:58:43 來源:億速云 閱讀:97 作者:小新 欄目:開發(fā)技術(shù)

這篇文章主要介紹了php用戶注冊頁面如何利用js進行表單驗證,具有一定借鑒價值,感興趣的朋友可以參考下,希望大家閱讀完這篇文章之后大有收獲,下面讓小編帶著大家一起了解一下。

代碼如下:


<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
    <head>
        <meta http-equiv="Content-Type" content="text/html; charset=gb2312" /> 
        <title>用戶注冊 - 億速云</title>
        <link href="../css/login.css" rel="stylesheet" type="text/css" />
        <link href="../css/page_bottom.css" rel="stylesheet" type="text/css" />
        <script type="text/javascript" src="../js/jquery-1.7.1.js"></script>
        <script type="text/javascript">
            var flag = {
                "email":false,
                "nickname":false,
                "password":false,
                "verify":false
            };

            $(function(){
                $("#txtEmail").blur(function () {
                                        var email=$(this).val();
                                        //alert(email);
                                        if(email==""){
                                            $("#email\\.info").html("Email地址不能為空");
                                            return;
                                        }
                                        var pattern=/\b(^['_A-Za-z0-9-]+(\.['_A-Za-z0-9-]+)*@([A-Za-z0-9-])+(\.[A-Za-z0-9-]+)*((\.[A-Za-z0-9]{2,})|(\.[A-Za-z0-9]{2,}\.[A-Za-z0-9]{2,}))$)\b/;
                                        if(!pattern.test(email)){
                                            $("#email\\.info").html("Email格式不正確");
                                            return;
                                        }
                                        $.get("check_email.php?email="+email,null,
                                            function(data){
                                                $("#email\\.info").html(data);
                                                if (data=="可以注冊") {
                                                    flag.email=true;
                                                }
                                            }
                                        );
                                    });
                $("#txtNickName").blur(function () {
                                            var nickname=$(this).val();
                                            if(nickname==""){
                                                $("#name\\.info").html("昵稱不能為空");
                                                return;
                                            }
                                            var pattern = /\b(^['A-Za-z0-9]{4,20}$)\b/;
                                            if (!pattern.test(nickname)) {
                                                $("#name\\.info").html("昵稱格式不正確");
                                                return;
                                            }else{
                                                $("#name\\.info").html("昵稱格式正確");
                                                flag.nickname=true;
                                                return;
                                            }
                                       });
                $("#txtPassword").blur(function () {
                                            var password=$(this).val();
                                            if (password=="") {
                                                $("#password\\.info").html("密碼不能為空");
                                                return;
                                            }
                                            var pattern = /\b(^['A-Za-z0-9]{4,20}$)\b/;
                                            if (!pattern.test(password)) {
                                                $("#password\\.info").html("密碼格式不正確");
                                                return;   
                                            }else{
                                                $("#password\\.info").html("密碼格式正確");
                                                //flag.password=true;
                                                return;
                                            }
                                       });
                $("#txtRepeatPass").blur(function () {
                                            var password1=$(this).val();
                                            if (password1=="") {
                                                $("#password1\\.info").html("密碼不能為空");
                                                return;
                                            }
                                            var pattern = /\b(^['A-Za-z0-9]{4,20}$)\b/;
                                            if (!pattern.test(password1)) {
                                                $("#password1\\.info").html("密碼格式不正確");
                                                return;   
                                            }else if(password1!=$("#txtPassword").val()){
                                                $("#password1\\.info").html("兩次輸入的密碼不一致");
                                                return;
                                            }else{
                                                $("#password1\\.info").html("重復(fù)密碼正確");
                                                flag.password=true;
                                                return;
                                            }                                            
                                        });
                $("#txtVerifyCode").blur(function () {
                                            var verify=$(this).val();
                                            if(verify==""){
                                                $("#number\\.info").html("驗證碼不能為空");
                                                return;
                                            }
                                            $.post("./verify/check.php",{verify:verify},
                                                function(data){
                                                    $("#number\\.info").html(data);
                                                    if (data=="驗證成功") {
                                                        flag.verify=true;
                                                    }
                                                }
                                            );
                                         })
                $("#f").submit(function(){
                                    var ok = flag.email&&flag.password&&flag.verify&&flag.nickname;
                                    if(ok==false){
                                        alert("表單項正在檢測或存在錯誤");
                                        history.back();
                                        return false;
                                    }
                                    return true;
                                }); 
            })
        </script>
    </head>
    <body>
        <?php include("../common/head.php"); ?>
        <div class="login_step">
            注冊步驟:<span class="red_bold">1.填寫信息</span> > 2.驗證郵箱 > 3.注冊成功
        </div>
        <div class="fill_message">
            <form name="ctl00" method="post" action="save_reg.php" id="f">
                <h3>以下均為必填項</h3>
                <table class="tab_login" >
                    <tr>
                        <td valign="top" class="w1">請?zhí)顚懩腅mail地址:</td>
                        <td>
                            <input name="email" type="text" id="txtEmail" class="text_input"/>
                            <div class="text_left" id="emailValidMsg">
                                <p>請?zhí)顚懹行У腅mail地址。</p>
                                <span id="email.info" ></span>
                            </div>
                        </td>
                    </tr>
                    <tr>
                        <td valign="top" class="w1">設(shè)置您在億速云的昵稱:</td>
                        <td>
                            <input name="nickname" type="text" id="txtNickName" class="text_input" />
                            <div class="text_left" id="nickNameValidMsg">
                                <p>由小寫英文字母、中文、數(shù)字組成,長度4-20個字符,一個漢字為兩個字符。</p>
                                <span id="name.info" ></span>
                            </div>
                        </td>
                    </tr>
                    <tr>
                        <td valign="top" class="w1">設(shè)置密碼:</td>
                        <td>
                            <input name="password" type="password" id="txtPassword" class="text_input" />
                            <div class="text_left" id="passwordValidMsg">
                                <p>您的密碼可以由大小寫英文字母、數(shù)字組成,長度6-20位。</p>
                                <span id="password.info" ></span>
                            </div>
                        </td>
                    </tr>
                    <tr>
                        <td valign="top" class="w1">再次輸入您設(shè)置的密碼:</td>
                        <td>
                            <input name="password1" type="password" id="txtRepeatPass" class="text_input"/>
                            <div class="text_left" id="repeatPassValidMsg">
                            <span id="password1.info" ></span>
                            </div>
                        </td>
                    </tr>
                    <tr>
                        <td valign="top" class="w1">驗證碼:</td>
                        <td>
                            <img class="yzm_img" id='imgVcode' src='./verify/verify.php'  border='0' onclick="document.getElementById('imgVcode').src='./verify/verify.php?t='+Math.random()"/>
                            <input name="number" type="text" id="txtVerifyCode" class="yzm_input"/>
                            <div class="text_left t1">
                                <p class="t1">
                                    <span id="vcodeValidMsg">請輸入圖片中的四個字母。</span>                                    
                                    <a href="#"  onclick="document.getElementById('imgVcode').src='./verify/verify.php?t='+Math.random()">看不清楚?換個圖片</a>
                                    <br />
                                    <span id="number.info" ></span>
                                </p>
                            </div>
                        </td>
                    </tr>
                </table>

                <div class="login_in">
                    <input id="btnClientRegister" class="button_1" name="submit" type="submit" value="注 冊"/>
                </div>
            </form>
        </div>
        <?php include("../common/foot.php"); ?>
    </body>
</html>

感謝你能夠認(rèn)真閱讀完這篇文章,希望小編分享的“php用戶注冊頁面如何利用js進行表單驗證”這篇文章對大家有幫助,同時也希望大家多多支持億速云,關(guān)注億速云行業(yè)資訊頻道,更多相關(guān)知識等著你來學(xué)習(xí)!

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