编辑下面的代码:【加编码】
<html xmlns="http://www.w3.org/1999/xhtml"> <head> <title>jQuery Validate 插件 - 与表单(Form)插件的交互(AJAX 提交)</title> <link rel="stylesheet" type="text/css" media="screen" href="http://jquery.bassistance.de/validate/demo/css/screen.css"> <style type="text/css"> .warning { color: red; } </style> <script src="http://jquery.bassistance.de/validate/lib/jquery.js"></script> <script src="http://jquery.bassistance.de/validate/lib/jquery.mockjax.js"></script> <script src="http://jquery.bassistance.de/validate/lib/jquery.form.js"></script> <script src="http://jquery.bassistance.de/validate/jquery.validate.js"></script> <script type="text/javascript"> jQuery(function() { $.mockjax({ url: "login.action", response: function(settings) { var user = settings.data.match( /user=(.+?)($|&)/ )[ 1 ], password = settings.data.match( /password=(.+?)($|&)/ )[ 1 ]; if ( password !== "foobar" ) { this.responseText = "您的密码是错误的(必须是 foobar)。"; return; } this.responseText = "您好 " + user + ",欢迎回来。"; }, responseStatus: 200, responseTime: 500 }); // 显示一个简单的加载指示器 var loader = jQuery('<div id="loader"><img src="/try/jquery/plugins/static/images/loading.gif" alt="loading..." /></div>') .css({position: "relative", top: "1em", left: "25em", display: "inline"}) .appendTo("body") .hide(); jQuery().ajaxStart(function() { loader.show(); }).ajaxStop(function() { loader.hide(); }).ajaxError(function(a, b, e) { throw e; }); var v = jQuery("#form").validate({ submitHandler: function(form) { jQuery(form).ajaxSubmit({ target: "#result" }); } }); jQuery("#reset").click(function() { v.resetForm(); }); }); </script> </head> <body> <div id="main"> <form method="post" class="cmxform" id="form" action="login.action"> <fieldset> <legend>登录表单(输入 "foobar" 作为密码)</legend> <p> <label for="user">用户名</label> <input id="user" name="user" title="请输入您的用户名(至少 3 个字符)" class="required" minlength="3"> </p> <p> <label for="pass">密码</label> <input type="password" name="password" id="password" class="required" minlength> </p> <p> <input class="submit" type="submit" value="登录"> </p> </fieldset> </form> <div id="result" class="warning">请登录!</div> <br> <button id="reset">重置上面的表单!</button> </div> </body> </html>
结果: 【此窗口】 帮助?
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