FormValid0.5版本发布，带ajax自定义验证例子_表单特效

/*

* Copyright (c) 2006-2008 coderhome.net

* All rights reserved.

* Support : 志凡(dzjzmj@163.com)

*

* Version : 0.5

*/

var FormValid = function(frm) {

this.frm = frm;

this.errMsg = new Array();

this.errName = new Array();

this.required = function(inputObj) {

if (typeof(inputObj) == "undefined" || inputObj.value.trim() == "") {

return false;

}

return true;

}

this.eqaul = function(inputObj, formElements) {

var fstObj = inputObj;

var sndObj = formElements[inputObj.getAttribute('eqaulName')];

if (fstObj != null && sndObj != null) {

if (fstObj.value != sndObj.value) {

return false;

}

}

return true;

}

this.gt = function(inputObj, formElements) {

var fstObj = inputObj;

var sndObj = formElements[inputObj.getAttribute('eqaulName')];

if (fstObj != null && sndObj != null && fstObj.value.trim()!='' && sndObj.value.trim()!='') {

if (fstObj.value <= sndObj.value) {

return false;

}

}

return true;

}

this.compare = function(inputObj, formElements) {

var fstObj = inputObj;

var sndObj = formElements[inputObj.getAttribute('objectName')];

if (fstObj != null && sndObj != null && fstObj.value.trim()!='' && sndObj.value.trim()!='') {

if (!eval('fstObj.value' + inputObj.getAttribute('operate') + 'sndObj.value')) {

return false;

}

}

return true;

}

this.limit = function (inputObj) {

var len = inputObj.value.length;

if (len) {

var minv = inputObj.getAttribute('min');

var maxv = inputObj.getAttribute('max');

minv = minv || 0;

maxv = maxv || Number.MAX_VALUE;

return minv <= len && len <= maxv;

}

return true;

}

this.range = function (inputObj) {

var val = parseInt(inputObj.value);

if (inputObj.value) {

var minv = inputObj.getAttribute('min');

var maxv = inputObj.getAttribute('max');

minv = minv || 0;

maxv = maxv || Number.MAX_VALUE;

return minv <= val && val <= maxv;

}

return true;

}

this.requireChecked = function (inputObj) {

var minv = inputObj.getAttribute('min');

var maxv = inputObj.getAttribute('max');

minv = minv || 1;

maxv = maxv || Number.MAX_VALUE;

var checked = 0;

var groups = document.getElementsByName(inputObj.name);

for(var i=0;i
if(groups[i].checked) checked++;

}

return minv <= checked && checked <= maxv;

}

this.filter = function (inputObj) {

var value = inputObj.value;

var allow = inputObj.getAttribute('allow');

if (value.trim()) {

return new RegExp("^.+\.(?=EXT)(EXT)$".replace(/EXT/g, allow.split(/\s*,\s*/).join("|")), "gi").test(value);

}

return true;

}

this.isNo = function (inputObj) {

var value = inputObj.value;

var noValue = inputObj.getAttribute('noValue');

return value!=noValue;

}

this.checkReg = function(inputObj, reg, msg) {

inputObj.value = inputObj.value.trim();

if (inputObj.value == '') {

return;

} else {

if (!reg.test(inputObj.value)) {

this.addErrorMsg(inputObj.name,msg);

}

}

}

this.passed = function() {

if (this.errMsg.length > 0) {

FormValid.showError(this.errMsg,this.errName,this.frm.name);

if (this.errName[0].indexOf('[')==-1) {

frt = document.getElementsByName(this.errName[0])[0];

if (frt.type!='radio' && frt.type!='checkbox') {

frt.focus();

}

}

return false;

} else {

return FormValid.succeed();

}

}

this.addErrorMsg = function(name,str) {

this.errMsg.push(str);

this.errName.push(name);

}

this.addAllName = function(name) {

FormValid.allName.push(name);

}

}

FormValid.allName = new Array();

FormValid.showError = function(errMsg) {

var msg = "";

for (i = 0; i < errMsg.length; i++) {

msg += "- " + errMsg[i] + "\n";

}

alert(msg);

}

FormValid.succeed = function () {

return true;

}

function validator(frm) {

var formElements = frm.elements;

var fv = new FormValid(frm);

for (var i=0; i
var validType = formElements[i].getAttribute('valid');

var errorMsg = formElements[i].getAttribute('errmsg');

if (!errorMsg) {

errorMsg = '';

}

if (validType==null) continue;

fv.addAllName(formElements[i].name);

var vts = validType.split('|');

var ems = errorMsg.split('|');

for (var j=0; j
var curValidType = vts[j];

var curErrorMsg = ems[j];

switch (curValidType) {

case 'isNumber':

case 'isEmail':

case 'isPhone':

case 'isMobile':

case 'isIdCard':

case 'isMoney':

case 'isZip':

case 'isQQ':

case 'isInt':

case 'isEnglish':

case 'isChinese':

case 'isUrl':

case 'isDate':

case 'isTime':

fv.checkReg(formElements[i],RegExps[curValidType],curErrorMsg);

break;

case 'regexp':

fv.checkReg(formElements[i],new RegExp(formElements[i].getAttribute('regexp'),"g"),curErrorMsg);

break;

case 'custom':

if (!eval(formElements[i].getAttribute('custom')+'(formElements[i],formElements)')) {

fv.addErrorMsg(formElements[i].name,curErrorMsg);

}

break;

default :

if (!eval('fv.'+curValidType+'(formElements[i],formElements)')) {

fv.addErrorMsg(formElements[i].name,curErrorMsg);

}

break;

}

}

}

return fv.passed();

}

String.prototype.trim = function() {

return this.replace(/^\s*|\s*$/g, "");

}

var RegExps = function(){};

RegExps.isNumber = /^[-\+]?\d+(\.\d+)?$/;

RegExps.isEmail = /([\w-\.]+)@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.)|(([\w-]+\.)+))([a-zA-Z]{2,4}|[0-9]{1,3})(\]?)/;

RegExps.isPhone = /^((\(\d{2,3}\))|(\d{3}\-))?(\(0\d{2,3}\)|0\d{2,3}-)?[1-9]\d{6,7}(\-\d{1,4})?$/;

RegExps.isMobile = /^((\(\d{2,3}\))|(\d{3}\-))?13\d{9}$/;

RegExps.isIdCard = /(^\d{15}$)|(^\d{17}[0-9Xx]$)/;

RegExps.isMoney = /^\d+(\.\d+)?$/;

RegExps.isZip = /^[1-9]\d{5}$/;

RegExps.isQQ = /^[1-9]\d{4,10}$/;

RegExps.isInt = /^[-\+]?\d+$/;

RegExps.isEnglish = /^[A-Za-z]+$/;

RegExps.isChinese = /^[\u0391-\uFFE5]+$/;

RegExps.isUrl = /^http:\/\/[A-Za-z0-9]+\.[A-Za-z0-9]+[\/=\?%\-&_~`@[\]\':+!]*([^<>\"\"])*$/;

RegExps.isDate = /^\d{4}-\d{1,2}-\d{1,2}$/;

RegExps.isTime = /^\d{4}-\d{1,2}-\d{1,2}\s\d{1,2}:\d{1,2}:\d{1,2}$/;