表单验证 对象写法
<!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>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>表单验证提示效果</title>
<style type="text/css">
body{ color:#666666; font-size:12px}
h1{ font-size:20px;}
input{ border:#999999 1px solid; background-color:#FFFFEE}
.button2{ background-color:#FF9900; border-bottom:#E34A00 2px solid;border-right:#E34A00 2px solid; border-top:#FFB693 2px solid;border-left:#FFB693 2px solid; color:#FFFFFF; font-weight:bold}
dl {
font:normal 12px/15px Arial;
position: relative;
width: 350px;
}
dt {
clear: both;
float:left;
width: 80px;
padding: 4px 0 2px 0;
text-align: left;
}
dd {
float: left;
width: 200px;
margin: 0 0 8px 0;
padding-left: 6px;
}
.hint {
display: none;
position: absolute;
right: -160px;
width: 200px;
margin-top: -4px;
border: 1px solid #c93;
padding: 10px 12px;
background: #ffc url(/jscss/demoimg/200911/pointer.gif) no-repeat -10px 5px;
}
.hint .hint-pointer {
position: absolute;
left: -10px;
top: 5px;
width: 10px;
height: 19px;
background: url(/jscss/demoimg/200911/pointer.gif) left top no-repeat;
}
</style>
<script language="JavaScript" type="text/javascript">
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<groups.length;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);
frt = document.getElementsByName(this.errName[0])[0];
if (frt.type!='radio' && frt.type!='checkbox') {
frt.focus();
}
return false;
} else {
return true;
}
}
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);
}
function validator(frm) {
var formElements = frm.elements;
var fv = new FormValid(frm);
for (var i=0; i<formElements.length;i++) {
var validType = formElements[i].getAttribute('valid');
var errorMsg = formElements[i].getAttribute('errmsg');
if (validType==null) continue;
fv.addAllName(formElements[i].name);
var vts = validType.split('|');
var ems = errorMsg.split('|');
for (var j=0; j<vts.length; 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}$/;
</script>
<script type="text/javascript">
function addLoadEvent(func) {
var oldonload = window.onload;
if (typeof window.onload != 'function') {
window.onload = func;
} else {
window.onload = function() {
oldonload();
func();
}
}
}
function prepareInputsForHints() {
var inputs = document.getElementsByTagName("input");
for (var i=0; i<inputs.length; i++){
if (inputs[i].parentNode.getElementsByTagName("span")[0]) {
inputs[i].onfocus = function () {
this.parentNode.getElementsByTagName("span")[0].style.display = "inline";
}
inputs[i].onblur = function () {
this.parentNode.getElementsByTagName("span")[0].style.display = "none";
}
}
}
var selects = document.getElementsByTagName("select");
for (var k=0; k<selects.length; k++){
if (selects[k].parentNode.getElementsByTagName("span")[0]) {
selects[k].onfocus = function () {
this.parentNode.getElementsByTagName("span")[0].style.display = "inline";
}
selects[k].onblur = function () {
this.parentNode.getElementsByTagName("span")[0].style.display = "none";
}
}
}
}
addLoadEvent(prepareInputsForHints);
</script>
<script type="text/javascript">
FormValid.showError = function(errMsg,errName) {
for (key in FormValid.allName) {
document.getElementById('errMsg_'+FormValid.allName[key]).innerHTML = '';
}
for (key in errMsg) {
document.getElementById('errMsg_'+errName[key]).innerHTML = errMsg[key];
}
}
</script>
</head>
<body>
<h1>表单验证提示效果</h1>
<form action="" method="post" onsubmit="return validator(this)">
<dl>
<dt><label for="name">帐号:</label></dt>
<dd><input name="name" id="name"type="text" valid="required" errmsg="用户名不能为空!" />
<span class="hint" id="errMsg_name">注册帐号（只支持数字和字母,如:love,love520）<span class="hint-pointer"></span></span> </dd>
<dt><label for="password">密码：</label></dt>
<dd><input name="password" id="password" type="password" valid="required" errmsg="密码不能为空!" />
<span class="hint" id="errMsg_password">请输入密码,请最少输入最少6位最多12位密码<span class="hint-pointer"> </span></span> </dd>
<dt><label for="password2">确认密码：</label></dt>
<dd>
<input name="password2" id="password2" type="text" type="password" valid="eqaul" eqaulName="password" errmsg="两次密码不同!" />
<span class="hint" id="errMsg_password2">请再输入一次上面的密码<span class="hint-pointer"></span></span> </dd>
<dt><label for="email">邮箱:</label></dt>
<dd><input name="email" id="email"type="text" valid="required|isEmail" errmsg="Email不能为空|Email格式不对!"/>
<span class="hint" id="errMsg_email">请输入邮箱(Email),推荐使用网易邮箱@163.com<span class="hint-pointer"></span></span> </dd>
<dt><label for="year">生日:</label></dt>
<dd><select id="year" name="year">
<option value="1983">1983</option>
<option value="1984">1984</option>
<option value="1985">1985</option>
</select>年<select name="m" id="m">
<option value="5">5</option>
<option value="6">6</option>
<option value="7">7</option>
<option value="12">12</option>
</select>月<select name="d" id="d">
<option value="5">5</option>
<option value="6">6</option>
<option value="7">7</option>
<option value="12">12</option>
</select>日<span class="hint">请输入你的生日<span class="hint-pointer"></span></span>
</dd>
<dt><label for="qq">QQ/MSN:</label></dt>
<dd><input name="qq" id="qq" type="text" valid="required" errmsg="没有填写QQ或MSN"/>
<span class="hint" id="errMsg_qq">请输入你的QQ或MSN号码<span class="hint-pointer"></span></span> </dd>
<dt><label for="tel">电话:</label></dt>
<dd><input name="tel" id="tel" type="text" valid="required|isMobile" errmsg="手机不能为空|手机格式不对!" />
<span class="hint" id="errMsg_tel">请输入你的电话<span class="hint-pointer"></span></span> </dd>
<dt class="button"></dt>
<dd class="button"><input type="submit" name="Submit" value=" 提 交 " class="button2"/></dd>
</dl>
</form>
</p>
</body>
</html>