Jquery Validate表单验证

从一个大牛中摘取过来的,链接为 http://www.cnblogs.com/linjiqin/p/3431835.html#undefined

这里记录一下主要的使用方法,保证以后开发使用中更方便快捷

默认校验规则

(1)、required:true               必输字段
(2)、remote:"remote-valid.jsp"   使用ajax方法调用remote-valid.jsp验证输入值
(3)、email:true                  必须输入正确格式的电子邮件
(4)、url:true                    必须输入正确格式的网址
(5)、date:true                   必须输入正确格式的日期,日期校验ie6出错,慎用
(6)、dateISO:true                必须输入正确格式的日期(ISO),例如:2009-06-23,1998/01/22 只验证格式,不验证有效性
(7)、number:true                 必须输入合法的数字(负数,小数)
(8)、digits:true                 必须输入整数
(9)、creditcard:true             必须输入合法的信用卡号
(10)、equalTo:"#password"        输入值必须和#password相同
(11)、accept:                    输入拥有合法后缀名的字符串(上传文件的后缀)
(12)、maxlength:5                输入长度最多是5的字符串(汉字算一个字符)
(13)、minlength:10               输入长度最小是10的字符串(汉字算一个字符)
(14)、rangelength:[5,10]         输入长度必须介于 5 和 10 之间的字符串")(汉字算一个字符)
(15)、range:[5,10]               输入值必须介于 5 和 10 之间
(16)、max:5                      输入值不能大于5
(17)、min:10                     输入值不能小于10

默认提示

messages: {
required: "This field is required.",
remote: "Please fix this field.",
email: "Please enter a valid email address.",
url: "Please enter a valid URL.",
date: "Please enter a valid date.",
dateISO: "Please enter a valid date (ISO).",
dateDE: "Bitte geben Sie ein g眉ltiges Datum ein.",
number: "Please enter a valid number.",
numberDE: "Bitte geben Sie eine Nummer ein.",
digits: "Please enter only digits",
creditcard: "Please enter a valid credit card number.",
equalTo: "Please enter the same value again.",
accept: "Please enter a value with a valid extension.",
maxlength: $.validator.format("Please enter no more than {0} characters."),
minlength: $.validator.format("Please enter at least {0} characters."),
rangelength: $.validator.format("Please enter a value between {0} and {1} characters long."),
range: $.validator.format("Please enter a value between {0} and {1}."),
max: $.validator.format("Please enter a value less than or equal to {0}."),
min: $.validator.format("Please enter a value greater than or equal to {0}.")
},

使用方式,个人习惯写入js中

<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%
    String path = request.getContextPath();
    String basePath = request.getScheme() + "://" + request.getServerName() + ":"
            + request.getServerPort() + path + "/";
%>

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
    <head>
        <base href="<%=basePath%>">

        <title>jQuery Validate验证框架详解</title>

        <meta http-equiv="pragma" content="no-cache">
        <meta http-equiv="cache-control" content="no-cache">
        <meta http-equiv="expires" content="0">
        <meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
        <meta http-equiv="description" content="This is my page">
        <script type="text/javascript" src="<%=request.getContextPath()%>/validate/jquery-1.6.2.min.js"></script>
        <script type="text/javascript" src="<%=request.getContextPath()%>/validate/jquery.validate.min.js"></script>
        <script type="text/javascript">
        $(function(){
            var validate = $("#myform").validate({
                debug: true, //调试模式取消submit的默认提交功能   
                //errorClass: "label.error", //默认为错误的样式类为:error   
                focusInvalid: false, //当为false时,验证无效时,没有焦点响应  
                onkeyup: false,   
                submitHandler: function(form){   //表单提交句柄,为一回调函数,带一个参数:form   
                    alert("提交表单");   
                    form.submit();   //提交表单   
                },   
                
                rules:{
                    myname:{
                        required:true
                    },
                    email:{
                        required:true,
                        email:true
                    },
                    password:{
                        required:true,
                        rangelength:[3,10]
                    },
                    confirm_password:{
                        equalTo:"#password"
                    }                    
                },
                messages:{
                    myname:{
                        required:"必填"
                    },
                    email:{
                        required:"必填",
                        email:"E-Mail格式不正确"
                    },
                    password:{
                        required: "不能为空",
                        rangelength: $.format("密码最小长度:{0}, 最大长度:{1}。")
                    },
                    confirm_password:{
                        equalTo:"两次密码输入不一致"
                    }                                    
                }
                          
            });    
    
        });
        </script>
    </head>

    <body>
        <form id="myform" method="post" action="">
            <p>
                <label for="myname">用户名:</label>
                <!-- id和name最好同时写上 -->
                <input id="myname" name="myname" />
            </p>
            <p>
                <label for="email">E-Mail:</label>
                <input id="email" name="email" />
            </p>
            <p>
                <label for="password">登陆密码:</label>
                <input id="password" name="password" type="password" />
            </p>
            <p>
                <label for="confirm_password">确认密码:</label>
                <input id="confirm_password" name="confirm_password" type="password" />
            </p>
            <p>
                <input class="submit" type="submit" value="立即注册" />
            </p>
        </form>
    </body>
</html>

以上是简单实用的方法,如果需要更全的,可以继续看上面的链接学习

原文地址:https://www.cnblogs.com/AganRun/p/6629635.html