//定义中文消息var cnmsg = {required: “必选字段”,remote: “请修正该字段”,email: “请输入正确格式的电子邮件”,url: “请输入合法的网址”,date: “请输入合法的日期”,dateISO: “请输入合法的日期 (ISO).”,number: “请输入合法的数字”,digits: “只能输入整数”,creditcard: “请输入合法的信用卡号”,equalTo: “请再次输入相同的值”,accept: “请输入拥有合法后缀名的字符串”,maxlength: jQuery.format(“请输入一个长度最多是 {0} 的字符串”),minlength: jQuery.format(“请输入一个长度最少是 {0} 的字符串”),rangelength: jQuery.format(“请输入一个长度介于 {0} 和 {1} 之间的字符串”),range: jQuery.format(“请输入一个介于 {0} 和 {1} 之间的值”),max: jQuery.format(“请输入一个最大为 {0} 的值”),min: jQuery.format(“请输入一个最小为 {0} 的值”)};jQuery.extend(jQuery.validator.messages, cnmsg);

$.validator.addMethod(“af”,function(value,element,params){if(value.length>1){return false;}if(value>=params[0] && value<=params[1]){return true;}else{return false;}},”必须是一个字母,且a-f”);

username:{af:["a","f"]}

submitHandler: 通过验证后运行的函数,里面要加上表单提交的函 数,否则表单不会提交$(".selector").validate({ submitHandler:function(form) { $(form).ajaxSubmit(); //用Jquery Form的函数 } })Jquery Validate error 错误提示dom.errorPlacement：Callback Default: 把错误信息放在验证的元素后面指明错误放置的位置，默认情况是：error.appendTo(element.parent());即把错误信息放在验证的元素后面errorPlacement: function(error, element) {error.appendTo(element.parent());}

input.error { border: 1px solid red; }label.error {background:url(“./demo/images/unchecked.gif”) no-repeat 0px 0px;padding-left: 16px;padding-bottom: 2px;font-weight: bold;color: #EA5200;}

// 字符验证jQuery.validator.addMethod(“stringCheck”, function(value, element) {return this.optional(element) || /^[u0391-uFFE5w]+$/.test(value);}, ”只能包括中文字、英文字母、数字和下划线”);// 中文字两个字节jQuery.validator.addMethod(“byteRangeLength”, function(value, element, param) {var length = value.length;for(var i = 0; i < value.length; i++){if(value.charCodeAt(i) > 127){length++;}}return this.optional(element) || ( length >= param[0]&&length <= param[1] );}, ”请确保输入的值在3-15个字节之间(一个中文字算2个字节)”);// 身份证号码验证jQuery.validator.addMethod(“isIdCardNo”, function(value, element) {return this.optional(element) || isIdCardNo(value);}, ”请正确输入您的身份证号码”);// 手机号码验证jQuery.validator.addMethod(“isMobile”, function(value, element) {var length = value.length;var mobile = /^(((13[0-9]{1})|(15[0-9]{1}))+d{8})$/;return this.optional(element) || (length == 11 && mobile.test(value));}, ”请正确填写您的手机号码”);// 电话号码验证jQuery.validator.addMethod(“isTel”, function(value, element) {var tel = /^d{3,4}-?d{7,9}$/; //电话号码格式010-12345678return this.optional(element) || (tel.test(value));}, ”请正确填写您的电话号码”);// 联系电话(手机/电话皆可)验证jQuery.validator.addMethod(“isPhone”, function(value,element) {var length = value.length;var mobile = /^(((13[0-9]{1})|(15[0-9]{1}))+d{8})$/;var tel = /^d{3,4}-?d{7,9}$/;return this.optional(element) || (tel.test(value) || mobile.test(value));}, ”请正确填写您的联系电话”);// 邮政编码验证jQuery.validator.addMethod(“isZipCode”, function(value, element) {var tel = /^[0-9]{6}$/;return this.optional(element) || (tel.test(value));}, ”请正确填写您的邮政编码”);function isIdCardNo(num) {var factorArr = new Array(7,9,10,5,8,4,2,1,6,3,7,9,10,5,8,4,2,1);var parityBit=new Array(“1″,”0″,”X”,”9″,”8″,”7″,”6″,”5″,”4″,”3″,”2″);var varArray = new Array();var intValue;var lngProduct = 0;var intCheckDigit;var intStrLen = num.length;var idNumber = num;// initializeif ((intStrLen != 15) && (intStrLen != 18)) {return false;}// check and set valuefor(i=0;i<intStrLen;i++) {varArray[i] = idNumber.charAt(i);if ((varArray[i] < '0′ || varArray[i] > '9′) && (i != 17)) {return false;} else if (i < 17) {varArray[i] = varArray[i] * factorArr[i];}}if (intStrLen == 18) {//check datevar date8 = idNumber.substring(6,14);if (isDate8(date8) == false) {return false;}// calculate the sum of the productsfor(i=0;i<17;i++) {lngProduct = lngProduct + varArray[i];}// calculate the check digitintCheckDigit = parityBit[lngProduct % 11];// check last digitif (varArray[17] != intCheckDigit) {return false;}}else{ //length is 15//check datevar date6 = idNumber.substring(6,12);if (isDate6(date6) == false) {return false;}}return true;}function isDate6(sDate) {if(!/^[0-9]{6}$/.test(sDate)) {return false;}var year, month, day;year = sDate.substring(0, 4);month = sDate.substring(4, 6);if (year < 1700 || year > 2500) return falseif (month < 1 || month > 12) return falsereturn true}function isDate8(sDate) {if(!/^[0-9]{8}$/.test(sDate)) {return false;}var year, month, day;year = sDate.substring(0, 4);month = sDate.substring(4, 6);day = sDate.substring(6, 8);var iaMonthDays = [31,28,31,30,31,30,31,31,30,31,30,31]if (year < 1700 || year > 2500) return falseif (((year % 4 == 0) && (year % 100 != 0)) || (year % 400 == 0)) iaMonthDays[1]=29;if (month < 1 || month > 12) return falseif (day < 1 || day > iaMonthDays[month - 1]) return falsereturn true}// 身份证号码验证 jQuery.validator.addMethod(“idcardno”, function(value, element) {return this.optional(element) || isIdCardNo(value);}, “请正确输入身份证号码”);//字母数字jQuery.validator.addMethod(“alnum”, function(value, element) {return this.optional(element) || /^[a-zA-Z0-9]+$/.test(value);}, “只能包括英文字母和数字”);// 邮政编码验证jQuery.validator.addMethod(“zipcode”, function(value, element) {var tel = /^[0-9]{6}$/;return this.optional(element) || (tel.test(value));}, “请正确填写邮政编码”);// 汉字jQuery.validator.addMethod(“chcharacter”, function(value, element) {var tel = /^[u4e00-u9fa5]+$/;return this.optional(element) || (tel.test(value));}, “请输入汉字”);// 字符最小长度验证（一个中文字符长度为2）jQuery.validator.addMethod(“stringMinLength”, function(value, element, param) {var length = value.length;for ( var i = 0; i < value.length; i++) {if (value.charCodeAt(i) > 127) {length++;}}return this.optional(element) || (length >= param);}, $.validator.format(“长度不能小于{0}!”));// 字符最大长度验证（一个中文字符长度为2）jQuery.validator.addMethod(“stringMaxLength”, function(value, element, param) {var length = value.length;for ( var i = 0; i < value.length; i++) {if (value.charCodeAt(i) > 127) {length++;}}return this.optional(element) || (length <= param);}, $.validator.format(“长度不能大于{0}!”));// 字符验证jQuery.validator.addMethod(“string”, function(value, element) {return this.optional(element) || /^[u0391-uFFE5w]+$/.test(value);}, “不允许包含特殊符号!”);// 手机号码验证jQuery.validator.addMethod(“mobile”, function(value, element) {var length = value.length;return this.optional(element) || (length == 11 && /^(((13[0-9]{1})|(15[0-9]{1}))+d{8})$/.test(value));}, “手机号码格式错误!”);// 电话号码验证jQuery.validator.addMethod(“phone”, function(value, element) {var tel = /^(d{3,4}-?)?d{7,9}$/g;return this.optional(element) || (tel.test(value));}, “电话号码格式错误!”);// 邮政编码验证jQuery.validator.addMethod(“zipCode”, function(value, element) {var tel = /^[0-9]{6}$/;return this.optional(element) || (tel.test(value));}, “邮政编码格式错误!”);// 必须以特定字符串开头验证jQuery.validator.addMethod(“begin”, function(value, element, param) {var begin = new RegExp(“^” + param);return this.optional(element) || (begin.test(value));}, $.validator.format(“必须以 {0} 开头!”));// 验证两次输入值是否不相同jQuery.validator.addMethod(“notEqualTo”, function(value, element, param) {return value != $(param).val();}, $.validator.format(“两次输入不能相同!”));// 验证值不允许与特定值等于jQuery.validator.addMethod(“notEqual”, function(value, element, param) {return value != param;}, $.validator.format(“输入值不允许为{0}!”));// 验证值必须大于特定值(不能等于)jQuery.validator.addMethod(“gt”, function(value, element, param) {return value > param;}, $.validator.format(“输入值必须大于{0}!”));

<style type="text/css">* { font-family: Verdana; font-size: 96%; }label { width: 10em; float: left; }label.error { float: none; color: red; padding-left: .5em; vertical-align: top; }p { clear: both; }.submit { margin-left: 12em; }em { font-weight: bold; vertical-align: top;width: 22px; display: inline-block; }i.error {background:url("images/unchecked.gif") no-repeat 0px 0px;padding-left: 16px;font-style: inherit;}i.success {background:url("images/checked.gif") no-repeat 0px 0px; padding-left: 16px;font-style: inherit;}input{width: 230px;}</style> <script type="text/javascript"> $(document).ready(function(){//自定义一个验证方法$.validator.addMethod("formula", //验证方法名称function(value, element, param) {//验证规则return value == eval(param);}, '请正确输入数学公式计算后的结果'//验证提示信息);$("#commentForm").validate({rules: {username: {required: true,minlength: 2},email: {required: true,email: true},url:"url",comment: "required",valcode: {formula: "7+9"}},messages: {username: {required: '请输入姓名',minlength: '请至少输入两个字符'},email: {required: '请输入电子邮件',email: '请检查电子邮件的格式'},url: '请检查网址的格式',comment: '请输入您的评论'}, errorElement: "i",//用来创建错误提示信息标签success: function(label) {//验证成功后的执行的回调函数//label指向上面那个错误提示信息标签emlabel.text(" ")//清空错误提示消息.addClass("success");//加上自定义的success类} }); }); </script> <form class="cmxform" id="commentForm" method="get" action="">

<legend>一个简单的验证带验证提示的评论例子</legend>  <p>   <label for="cusername">姓名</label>   <em>*</em><input id="cusername" name="username" size="25" />  </p>  <p>   <label for="cemail">电子邮件</label>   <em>*</em><input id="cemail" name="email" size="25" />  </p>  <p>   <label for="curl">网址</label>   <em>  </em><input id="curl" name="url" size="25" value="" />  </p>  <p>   <label for="ccomment">你的评论</label>   <em>*</em><textarea id="ccomment" name="comment" cols="22"></textarea>  </p>  <p>   <label for="cvalcode">验证码</label>   <em> </em><input id="cvalcode" name="valcode" size="25" value="" />=7+9  </p>  <p>   <input class="submit" type="submit" value="提交"/>  </p> </form>