日期:2014-05-16  浏览次数:20450 次

php用户注册页面利用js进行表单验证
<!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>用户注册 - 当当网</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==""){
                                            $("#email\\.info").html("Email地址不能为空");
                                            return;
                                        }
                                        var pattern=/\b(^['_A-Za-z0-9-]+(\.['_A-Za-z0-9-]+)*@([A-Za-z0-9-])+(\.[A-Za-z0-9-]+)*((\.[A-Za-z0-9]{2,})|(\.[A-Za-z0-9]{2,}\.[A-Za-z0-9]{2,}))$)\b/;
                                        if(!pattern.test(email)){
                                            $("#email\\.info").html("Email格式不正确");
                                            return;
                                        }
                                        $.get("check_email.php?email="+email,null,
                                            function(data){
                                                $("#email\\.info").html(data);
                                                if (data=="可以注册") {
                                                    flag.email=true;
                                                }
                                            }
                                        );
                                    });
                $("#txtNickName").blur(function () {
                                            var nickname=$(this).val();
                                            if(nickname==""){
                                                $("#name\\.info").html("昵称不能为空");
                                                return;
                                            }
                                            var pattern = /\b(^['A-Za-z0-9]{4,20}$)\b/;
                                			if (!pattern.test(nickname)) {
                                				$("#name\\.info").html("昵称格式不正确");
                                                return;
                                            }else{
                                                $("#name\\.info").html("昵称格式正确");
                                                flag.nickname=true;
                                                return;
                                            }
                                       });
                $("#txtPassword").blur(function () {
                                            var password=$(this).val();
                                            if (password=="") {
                                                $("#password\\.info").html("密码不能为空");
                                                re