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js驗(yàn)證模型自我實(shí)現(xiàn)的具體方法

 更新時(shí)間:2013年06月21日 10:54:43   作者:  
js驗(yàn)證模型自我實(shí)現(xiàn)的具體方法,需要的朋友可以參考一下

市面上有很多表單驗(yàn)證的框架,教我們?cè)趺打?yàn)證表單的數(shù)據(jù)提交,說(shuō)實(shí)話也真的很簡(jiǎn)單,但是我們會(huì)有一種感覺我們要是離開了這些框架的時(shí)候,我們有時(shí)候會(huì)束手無(wú)策,然后js驗(yàn)證寫的很不規(guī)范,沒(méi)有一套比較好的模式,那我寫這篇的目的就是:我們自己構(gòu)建js驗(yàn)證應(yīng)該是什么樣子的,來(lái)慢慢看一下。
假設(shè)我們現(xiàn)在寫一個(gè)登錄的頁(yè)面(這可能是最簡(jiǎn)單的數(shù)據(jù)提交了哦),html頁(yè)面會(huì)有一個(gè)用戶名和一個(gè)密碼的文本框讓我們用戶輸入自己的用戶名和密碼,我們肯定是要判斷用戶名和密碼是否為空,很明顯這樣的js驗(yàn)證判斷是放在onblur事件里面觸發(fā),html代碼如下:

ValidateHelper是一個(gè)對(duì)象,一些驗(yàn)證的方法就是在這個(gè)對(duì)象里面,我們規(guī)定一下,js驗(yàn)證用戶的輸入有兩返回結(jié)果,一個(gè)成功,一個(gè)是失敗。成功的時(shí)候我們輸出成功的提示,
失敗的時(shí)候我們輸出失敗的提示,對(duì)應(yīng)的兩個(gè)輸出方法:

復(fù)制代碼 代碼如下:

    normalMessage: function(jqueryObj, msg) {
        var emObj = $(jqueryObj.parent().find('em')[0]);
        emObj.empty().append(msg);
    },
    warningMessage: function(jqueryObj, msg) {
        ValidateHelper.clearMessage(jqueryObj);
        var emObj = $(jqueryObj.parent().find('em')[0]);
        var spanElement = "<span style='color:#FF4C31;float:left;height:23px;line-height:23px;padding:0 10px 0 35px;'>"
                + msg
                + "</span>";
        emObj.empty().append(spanElement);

    },


還有一個(gè)清除提示的方法:
復(fù)制代碼 代碼如下:

clearMessage: function(jqueryObj) {
    var emObj = $(jqueryObj.parent().find('em')[0]);
    emObj.empty();
},

我們已經(jīng)寫了成功和失敗提示方法,以及清除提示的方法,這個(gè)三個(gè)是我們?cè)诤竺鏁?huì)一直調(diào)用的基本方法。
好了,我們寫一個(gè)驗(yàn)證用戶輸入不能為空的方法:
復(fù)制代碼 代碼如下:

    validateStringValueIsEmpty: function(obj, normalMsg, warningMsg) {
        var jqueryObj = $(obj);
        ValidateHelper.clearMessage(obj);
        if ($.trim(jqueryObj.val()).length == 0) {
            ValidateHelper.warningMessage(jqueryObj, warningMsg);
            return false;
        }
        else {
            ValidateHelper.normalMessage(jqueryObj, normalMsg);
            return true;
        }
    },

這個(gè)方法會(huì)在onblur中被調(diào)用的驗(yàn)證方法,里面自然也用到了成功和失敗提示方法,以及清除提示的方法。參數(shù)有三個(gè),要驗(yàn)證的Dom或者jQuery對(duì)象、成功提示信息、失敗提示信
息。要是為空就失敗,要是不為空就成功。
上面寫好的方法在onblur中會(huì)觸發(fā)的,我們提交數(shù)據(jù)的時(shí)候還會(huì)用到得哦:
復(fù)制代碼 代碼如下:

    initInfo: function() {

        var userName = $('#email');
        var userPwd = $('#setPwd');
        if (!ValidateHelper.validateStringValueIsEmpty(userName, '通過(guò)', '不能為空')) {
            userName.focus();
            return null;
        }
        if (!ValidateHelper.validateStringValueIsEmpty(userPwd, '通過(guò)', '不能為空')) {
            userPwd.focus();
            return null;
        }

        var userInfo = {
            UserName: userName.val(),
            UserPwd: userPwd.val()
        };

        return userInfo;
    },

    post: function() {

        var userInfo = ValidateHelper.initInfo();
        if (userInfo == null) {
            return;
        }

        $.ajax({
            type: "post",
            dataType: "text",
            url: "Ajax/Module.aspx",
            timeout: 30000,
            data: { UserName: userInfo.UserName, UserPwd: userInfo.UserPwd },
            success: function(data) {
                alert(data.toString());
            }
        });
    }


這邊呢要是在提交數(shù)據(jù)的時(shí)候會(huì)調(diào)用validateStringValueIsEmpty方法,要是返回的是失敗 是不會(huì)真的提交給服務(wù)器端得。
那上面的情況是一個(gè)最簡(jiǎn)單的處理不為空的情況,要是我們想驗(yàn)證是否是Email 是否是身份證號(hào)碼,這些復(fù)雜的驗(yàn)證實(shí)現(xiàn)如下:
復(fù)制代碼 代碼如下:

var Validation = {
    textCount: function(field, counter, maxLimit) {
        var message = $(field).val();
        if ($(field).val().length > maxLimit)
            $(field).val(message.substring(0, maxLimit))
        //$(counter).text(maxLimit-field.value.length);   
    },
    refreshValidator: function(img, input) {
        $(img).attr('src', $(img).attr('src') + "&r=" + Math.random());
        $(input).focus();
    },
    isUrl: function(s) {
        var strRegex =
                            /^((http(s)?|ftp|telnet|news|rtsp|mms):\/\/)?(((\w(\-*\w)*\.)+[a-zA-Z]{2,4})|(((1\d\d|2([0-4]\d|5[0-5])|[1-9]\d|\d).){3}(1\d\d|2([0-4]\d|5[0-5])|[1-9]\d|\d).?))(:\d{0,5})?(\/+.*)*$/;
        return strRegex.test(s);
    },
    isDecimal: function(d) { var pattern = /^(([1-9]\d{0,12})|0)(\.\d{1,2})?$/; return pattern.test(d); },
    isEmail: function(s) {
        var pattern = /^[\w-]+(\.[\w-]+)*@[\w-]+(\.[\w-]+)+$/;
        return pattern.test(s);
    },
    isLowEmail: function(s) {
        var b, e;
        b = s.indexOf("@");
        e = s.indexOf(".");
        if (b <= 0) return false;
        if (e < 0 || e == (s.length - 1)) { return false; }
        return true;
    },
    clearNoNum: function(event, obj) {
        event = window.event || event;
        if (event.keyCode == 37 | event.keyCode == 39) {
            return;
        }
        obj.value = obj.value.replace(/[^\d.]/g, "");
        obj.value = obj.value.replace(/^\./g, "");
        obj.value = obj.value.replace(/\.{2,}/g, ".");
        obj.value = obj.value.replace(".", "$#$").replace(/\./g, "").replace("$#$", ".");
    },
    checkNum: function(obj) {
        obj.value = obj.value.replace(/\.$/g, "");
    },
    isInteger: function(value) {
        var integerReg = new RegExp(/^\d+$/);
        return integerReg.test(value);
    },
    isValidateReg: function(value) {
        var validateReg = /^([A-Za-z0-9\s\-\_\~\!\@\#\$\%\^\&\*\(\)\|\<\>\?\:\;\"\'\.\[\]\{\}\,\+\`\/\\\=]){6,16}$/;
        if (validateReg.test(value)) {
            return true;
        }
        return false;
    },
    isDate: function(strValue) {
        var objRegExp = /^\d{4}(\-|\/|\.)\d{1,2}\1\d{1,2}$/

        if (!objRegExp.test(strValue))
            return false;
        else {
            var arrayDate = strValue.split(RegExp.$1);
            var intDay = parseInt(arrayDate[2], 10);
            var intYear = parseInt(arrayDate[0], 10);
            var intMonth = parseInt(arrayDate[1], 10);
            if (intMonth > 12 || intMonth < 1) {
                return false;
            }
            var arrayLookup = { '1': 31, '3': 31, '4': 30, '5': 31, '6': 30, '7': 31,
                '8': 31, '9': 30, '10': 31, '11': 30, '12': 31
            }
            if (arrayLookup[parseInt(arrayDate[1])] != null) {
                if (intDay <= arrayLookup[parseInt(arrayDate[1])] && intDay != 0)
                    return true;
            }
            if (intMonth - 2 == 0) {
                var booLeapYear = (intYear % 4 == 0 && (intYear % 100 != 0 || intYear % 400 == 0));
                if (((booLeapYear && intDay <= 29) || (!booLeapYear && intDay <= 28)) && intDay != 0)
                    return true;
            }
        }
        return false;
    },
    isZip: function(value) {
        var validateReg = /^[0-9]{6}$/;
        return validateReg.test(value);
    },
    checkSpecialChar: function(value) {
        var validateReg = /([~!@#$%^&*\/\\,.\(\)]){6,16}$/;
        return validateReg.test(value);
    },
    CheckSpecialString: function(value) {
        var validateReg = /[\u0000-\u0008\u000B\u000C\u000E-\u001F\uD800-\uDFFF\uFFFE\uFFFF]/;
        return validateReg.test(value);
    },
    isTel: function(s) {
        var patrn = /^\d{3,4}-\d{7,8}(-\d{3,4})?$/
        if (!patrn.exec(s)) return false
        return true
    },

    isMobile: function(value) {
        var validateReg = /^1\d{10}$/;
        return validateReg.test(value);
    },
    getLength: function(value) {
        return value.replace(/[^\x00-\xff]/g, "**").length;
    },
    isLicence: function(value) {
        var validateReg = /^[A-Za-z]{10}[0-9]{10}$/;
        return validateReg.test(value);
    },
    isPersonalCard: function(value) {
        var validateReg = /(^\d{15}$)|(^\d{17}(\d|[A-Za-z]{1})$)/;
        return validateReg.test(value);
    },
    isOrganizationCodeCard: function(value) {
        var validateReg = /^[A-Za-z0-9]{9}$/;
        return validateReg.test(value);
    },
    isBankAccount: function(value) {
        var validateReg = /^[1-9]{1}[0-9]*$/;
        return validateReg.test(value);
    },
    MaxLength: function(field, maxlimit) {
        var j = field.value.replace(/[^\x00-\xff]/g, "**").length;
        var tempString = field.value;
        var tt = "";
        if (j > maxlimit) {
            for (var i = 0; i < maxlimit; i++) {
                if (tt.replace(/[^\x00-\xff]/g, "**").length < maxlimit)
                    tt = tempString.substr(0, i + 1);
                else
                    break;
            }
            if (tt.replace(/[^\x00-\xff]/g, "**").length > maxlimit) {
                tt = tt.substr(0, tt.length - 1);
                field.value = tt;
            }
            else {
                field.value = tt;
            }
        }
    }
};



這個(gè)類是寫了一些驗(yàn)證Email 、身份證號(hào)碼等等的正則表達(dá)式,供我們后面使用,使用方法如下:
復(fù)制代碼 代碼如下:

    validateStringValueForEmail: function(obj, normalMsg, warningMsg) {
        var jqueryObj = $(obj);
        ValidateHelper.clearMessage(obj);
        if (!ValidateHelper.validateStringValueIsEmpty(jqueryObj, "通過(guò)", "不能為空")) {
            ValidateHelper.warningMessage(jqueryObj, "不能為空");
            return false;
        }
        if (!Validation.isEmail(jqueryObj.val())) {
            ValidateHelper.warningMessage(jqueryObj, warningMsg);
            return false;
        }
        else {
            ValidateHelper.normalMessage(jqueryObj, normalMsg);
            return true;
        }
    },
    validateStringValueForCardID: function(obj, normalMsg, warningMsg) {
        var jqueryObj = $(obj);
        ValidateHelper.clearMessage(obj);
        if (!ValidateHelper.validateStringValueIsEmpty(jqueryObj, "通過(guò)", "不能為空")) {
            ValidateHelper.warningMessage(jqueryObj, "不能為空");
            return false;
        }
        if (!Validation.isPersonalCard(jqueryObj.val())) {
            ValidateHelper.warningMessage(jqueryObj, warningMsg);
            return false;
        }
        else {
            ValidateHelper.normalMessage(jqueryObj, normalMsg);
            return true;
        }
    },


那到這邊是基本可以處理我們的一般的js驗(yàn)證了,可以試試以后用在自己的框架上,我們把自己調(diào)試的源碼附上:
ASPX :
復(fù)制代碼 代碼如下:

<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="Default.aspx.cs" Inherits="FormValidateModuleEx._Default" %>

<!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 runat="server">
    <title></title>

    <script src="js\jquery-1.6.2.min.js" type="text/javascript"></script>
    <script src="js\MyValidate.js" type="text/javascript"></script>
    <%--<script src="js\CheckPersonCardID.js" type="text/javascript"></script>--%>
</head>
<body>
    <div>
        <li>
            <label for="email">
                用戶名:
            </label>
            <input name="email" type="text" id="email" maxlength="50" onblur="return ValidateHelper.validateStringValueIsEmpty($(this),'通過(guò)','不能為空');" /><em></em>
        </li>
        <li>
            <label for="setPwd">
                密碼:
            </label>
            <input name="setPwd" type="password" id="setPwd" maxlength="16" onblur="return ValidateHelper.validateStringValueIsEmpty($(this),'通過(guò)','不能為空');" /><em></em>
        </li>
        <li>
            <label for="setPwd">
                身份證:
            </label>
            <input name="cardId" type="text" id="cardId" onblur="return ValidateHelper.validateStringValueForCardID($(this),'通過(guò)','身份證格式不正確');" /><em></em><%--IdCardValidate($(this),'身份證的格式不正確');--%>
        </li>
        <li>
            <label for="setPwd">
                Email:
            </label>
            <input name="againEmail" type="text" id="againEmail" onblur="return ValidateHelper.validateStringValueForEmail($(this),'通過(guò)','email格式不正確');" /><em></em>
        </li>
        <li><input onclick="return ValidateHelper.post();" type="button" id="btnPost" /></li>
    </div>
</body>
</html>


js:
復(fù)制代碼 代碼如下:

var Validation = {
    textCount: function(field, counter, maxLimit) {
        var message = $(field).val();
        if ($(field).val().length > maxLimit)
            $(field).val(message.substring(0, maxLimit))
        //$(counter).text(maxLimit-field.value.length);   
    },
    refreshValidator: function(img, input) {
        $(img).attr('src', $(img).attr('src') + "&r=" + Math.random());
        $(input).focus();
    },
    isUrl: function(s) {
        var strRegex =
                            /^((http(s)?|ftp|telnet|news|rtsp|mms):\/\/)?(((\w(\-*\w)*\.)+[a-zA-Z]{2,4})|(((1\d\d|2([0-4]\d|5[0-5])|[1-9]\d|\d).){3}(1\d\d|2([0-4]\d|5[0-5])|[1-9]\d|\d).?))(:\d{0,5})?(\/+.*)*$/;
        return strRegex.test(s);
    },
    isDecimal: function(d) { var pattern = /^(([1-9]\d{0,12})|0)(\.\d{1,2})?$/; return pattern.test(d); },
    isEmail: function(s) {
        var pattern = /^[\w-]+(\.[\w-]+)*@[\w-]+(\.[\w-]+)+$/;
        return pattern.test(s);
    },
    isLowEmail: function(s) {
        var b, e;
        b = s.indexOf("@");
        e = s.indexOf(".");
        if (b <= 0) return false;
        if (e < 0 || e == (s.length - 1)) { return false; }
        return true;
    },
    clearNoNum: function(event, obj) {
        event = window.event || event;
        if (event.keyCode == 37 | event.keyCode == 39) {
            return;
        }
        obj.value = obj.value.replace(/[^\d.]/g, "");
        obj.value = obj.value.replace(/^\./g, "");
        obj.value = obj.value.replace(/\.{2,}/g, ".");
        obj.value = obj.value.replace(".", "$#$").replace(/\./g, "").replace("$#$", ".");
    },
    checkNum: function(obj) {
        obj.value = obj.value.replace(/\.$/g, "");
    },
    isInteger: function(value) {
        var integerReg = new RegExp(/^\d+$/);
        return integerReg.test(value);
    },
    isValidateReg: function(value) {
        var validateReg = /^([A-Za-z0-9\s\-\_\~\!\@\#\$\%\^\&\*\(\)\|\<\>\?\:\;\"\'\.\[\]\{\}\,\+\`\/\\\=]){6,16}$/;
        if (validateReg.test(value)) {
            return true;
        }
        return false;
    },
    isDate: function(strValue) {
        var objRegExp = /^\d{4}(\-|\/|\.)\d{1,2}\1\d{1,2}$/

        if (!objRegExp.test(strValue))
            return false;
        else {
            var arrayDate = strValue.split(RegExp.$1);
            var intDay = parseInt(arrayDate[2], 10);
            var intYear = parseInt(arrayDate[0], 10);
            var intMonth = parseInt(arrayDate[1], 10);
            if (intMonth > 12 || intMonth < 1) {
                return false;
            }
            var arrayLookup = { '1': 31, '3': 31, '4': 30, '5': 31, '6': 30, '7': 31,
                '8': 31, '9': 30, '10': 31, '11': 30, '12': 31
            }
            if (arrayLookup[parseInt(arrayDate[1])] != null) {
                if (intDay <= arrayLookup[parseInt(arrayDate[1])] && intDay != 0)
                    return true;
            }
            if (intMonth - 2 == 0) {
                var booLeapYear = (intYear % 4 == 0 && (intYear % 100 != 0 || intYear % 400 == 0));
                if (((booLeapYear && intDay <= 29) || (!booLeapYear && intDay <= 28)) && intDay != 0)
                    return true;
            }
        }
        return false;
    },
    isZip: function(value) {
        var validateReg = /^[0-9]{6}$/;
        return validateReg.test(value);
    },
    checkSpecialChar: function(value) {
        var validateReg = /([~!@#$%^&*\/\\,.\(\)]){6,16}$/;
        return validateReg.test(value);
    },
    CheckSpecialString: function(value) {
        var validateReg = /[\u0000-\u0008\u000B\u000C\u000E-\u001F\uD800-\uDFFF\uFFFE\uFFFF]/;
        return validateReg.test(value);
    },
    isTel: function(s) {
        var patrn = /^\d{3,4}-\d{7,8}(-\d{3,4})?$/
        if (!patrn.exec(s)) return false
        return true
    },

    isMobile: function(value) {
        var validateReg = /^1\d{10}$/;
        return validateReg.test(value);
    },
    getLength: function(value) {
        return value.replace(/[^\x00-\xff]/g, "**").length;
    },
    isLicence: function(value) {
        var validateReg = /^[A-Za-z]{10}[0-9]{10}$/;
        return validateReg.test(value);
    },
    isPersonalCard: function(value) {
        var validateReg = /(^\d{15}$)|(^\d{17}(\d|[A-Za-z]{1})$)/;
        return validateReg.test(value);
    },
    isOrganizationCodeCard: function(value) {
        var validateReg = /^[A-Za-z0-9]{9}$/;
        return validateReg.test(value);
    },
    isBankAccount: function(value) {
        var validateReg = /^[1-9]{1}[0-9]*$/;
        return validateReg.test(value);
    },
    MaxLength: function(field, maxlimit) {
        var j = field.value.replace(/[^\x00-\xff]/g, "**").length;
        var tempString = field.value;
        var tt = "";
        if (j > maxlimit) {
            for (var i = 0; i < maxlimit; i++) {
                if (tt.replace(/[^\x00-\xff]/g, "**").length < maxlimit)
                    tt = tempString.substr(0, i + 1);
                else
                    break;
            }
            if (tt.replace(/[^\x00-\xff]/g, "**").length > maxlimit) {
                tt = tt.substr(0, tt.length - 1);
                field.value = tt;
            }
            else {
                field.value = tt;
            }
        }
    }
};


var ValidateHelper = {
    validateStringValueIsEmpty: function(obj, normalMsg, warningMsg) {
        var jqueryObj = $(obj);
        ValidateHelper.clearMessage(obj);
        if ($.trim(jqueryObj.val()).length == 0) {
            ValidateHelper.warningMessage(jqueryObj, warningMsg);
            return false;
        }
        else {
            ValidateHelper.normalMessage(jqueryObj, normalMsg);
            return true;
        }
    },
    validateStringValueForEmail: function(obj, normalMsg, warningMsg) {
        var jqueryObj = $(obj);
        ValidateHelper.clearMessage(obj);
        if (!ValidateHelper.validateStringValueIsEmpty(jqueryObj, "通過(guò)", "不能為空")) {
            ValidateHelper.warningMessage(jqueryObj, "不能為空");
            return false;
        }
        if (!Validation.isEmail(jqueryObj.val())) {
            ValidateHelper.warningMessage(jqueryObj, warningMsg);
            return false;
        }
        else {
            ValidateHelper.normalMessage(jqueryObj, normalMsg);
            return true;
        }
    },
    validateStringValueForCardID: function(obj, normalMsg, warningMsg) {
        var jqueryObj = $(obj);
        ValidateHelper.clearMessage(obj);
        if (!ValidateHelper.validateStringValueIsEmpty(jqueryObj, "通過(guò)", "不能為空")) {
            ValidateHelper.warningMessage(jqueryObj, "不能為空");
            return false;
        }
        if (!Validation.isPersonalCard(jqueryObj.val())) {
            ValidateHelper.warningMessage(jqueryObj, warningMsg);
            return false;
        }
        else {
            ValidateHelper.normalMessage(jqueryObj, normalMsg);
            return true;
        }
    },
    normalMessage: function(jqueryObj, msg) {
        var emObj = $(jqueryObj.parent().find('em')[0]);
        emObj.empty().append(msg);
    },
    warningMessage: function(jqueryObj, msg) {
        ValidateHelper.clearMessage(jqueryObj);
        var emObj = $(jqueryObj.parent().find('em')[0]);
        var spanElement = "<span style='color:#FF4C31;float:left;height:23px;line-height:23px;padding:0 10px 0 35px;'>"
                + msg
                + "</span>";
        emObj.empty().append(spanElement);

    },
    clearMessage: function(jqueryObj) {
        var emObj = $(jqueryObj.parent().find('em')[0]);
        emObj.empty();
    },
    initInfo: function() {

        var userName = $('#email');
        var userPwd = $('#setPwd');
        if (!ValidateHelper.validateStringValueIsEmpty(userName, '通過(guò)', '不能為空')) {
            userName.focus();
            return null;
        }
        if (!ValidateHelper.validateStringValueIsEmpty(userPwd, '通過(guò)', '不能為空')) {
            userPwd.focus();
            return null;
        }

        var userInfo = {
            UserName: userName.val(),
            UserPwd: userPwd.val()
        };

        return userInfo;
    },

    post: function() {

        var userInfo = ValidateHelper.initInfo();
        if (userInfo == null) {
            return;
        }

        $.ajax({
            type: "post",
            dataType: "text",
            url: "Ajax/Module.aspx",
            timeout: 30000,
            data: { UserName: userInfo.UserName, UserPwd: userInfo.UserPwd },
            success: function(data) {
                alert(data.toString());
            }
        });
    }
}

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