jquery表单验证-自定义及常用验证

<script type="text/javascript">
         jQuery.validator.addMethod("regex",  //addMethod第1个参数:办法名称
         function(value, element, params) {     //addMethod第2个参数:验证办法,参数(被验证元素的值,被验证元素,参数)
             var exp = new RegExp(params);     //实例化正则对象,参数为传入的正则表达式
             return exp.test(value);                    //测试是否匹配
         },
         "格局错误");    //addMethod第3个参数:默认错误信息
         ¥(function() {
             ¥("#signupForm").validate(

             {
             rules: {
                 txtPassword1: "required",  //暗码1必填

                 txtPassword2: {    //暗码2的描述多于1项应用对象类型
                     required: true,  //必填,这里可所以一个匿名办法
                     equalTo: "#txtPassword1",  //必须与暗码1相等
                     rangelength: [5, 10],    //长度5-10之间
                     regex: "^\w+¥"          //应用自定义的验证规矩,在上例中新增的项目组
                 },

                 txtEmail: "email"   //电子邮箱必须合法
             },
             messages: {
                 txtPassword1: "您必须填写",

                 txtPassword2: {
                     required: "您必须填写",
                     equalTo: "暗码不一致",
                     rangelength: "长度必须介于{0} 和 {1} 之间的字符串",
                     regex: "暗码只能是数字、字母与下划线"
                 }
             },
             debug: false,  //若是批改为true则表单不会提交
             submitHandler: function() {
                 alert("开端提交了");
             }
         });
     });
     </script>

常用方法:
// 号码验证
jQuery.validator.addMethod("mobile", 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));
}, "号码格局错误"); 

// 德律风号码验证 
jQuery.validator.addMethod("phone", function(value, element) {
     var tel = /^(0[0-9]{2,3}-)?([2-9][0-9]{6,7})+(-[0-9]{1,4})?¥/;
     return this.optional(element) || (tel.test(value));
}, "德律风号码格局错误");

// 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));
}, "邮政编码格局错误");

// QQ号码验证 
jQuery.validator.addMethod("qq", function(value, element) {
     var tel = /^[1-9]d{4,9}¥/;
     return this.optional(element) || (tel.test(value));
}, "qq号码格局错误");

// IP地址验证
jQuery.validator.addMethod("ip", function(value, element) {
     var ip = /^(?:(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?).){3}(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)¥/;
     return this.optional(element) || (ip.test(value) && (RegExp.¥1 < 256 && RegExp.¥2 < 256 && RegExp.¥3 < 256 && RegExp.¥4 < 256));
}, "Ip地址格局错误");

// 字母和数字的验证
jQuery.validator.addMethod("chrnum", function(value, element) {
     var chrnum = /^([a-zA-Z0-9]+)¥/;
     return this.optional(element) || (chrnum.test(value));
}, "只能输入数字和字母(字符A-Z, a-z, 0-9)");

// 中文的验证
jQuery.validator.addMethod("chinese", function(value, element) {
     var chinese = /^[u4e00-u9fa5]+¥/;
     return this.optional(element) || (chinese.test(value));
}, "只能输入中文");

// 下拉框验证
¥.validator.addMethod("None", function(value, element) {
     return value == "请选择";
}, "必须选择一项");

// 字节长度验证
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]);
}, ¥.validator.format("请确保输入的值在{0}-{1}个字节之间(一个中文字算2个字节)"));

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