一个不错的js验证框架
/*************************************************
Validator v1.05
code by 我佛山人
wfsr@msn.com
*************************************************/
Validator = {
Require : /.+/, //<select name="Operation" dataType="Require" msg="未选择"><option value="">……
Email : /^\w+([-+.]\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*$/,//信箱格式
Phone : /^((\(\d{2,3}\))|(\d{3}\-))?(\(0\d{2,3}\)|0\d{2,3}-)?[1-9]\d{6,7}(\-\d{1,4})?$/,//电话
Mobile : /^((\(\d{2,3}\))|(\d{3}\-))?13\d{9}$/,//手机
Url : /^http:\/\/[A-Za-z0-9]+\.[A-Za-z0-9]+[\/=\?%\-&_~`@[\]\':+!]*([^<>\"\"])*$/,
IdCard : "this.IsIdCard(value)",//身份证号
Currency : /^\d+(\.\d+)?$/,
Number : /^\d+$/,
Zip : /^[1-9]\d{5}$/,//邮编<input name="Zip" dataType="Custom" regexp="^[1-9]\d{5}$" msg="邮政编码不存在">
QQ : /^[1-9]\d{4,8}$/,//QQ
Integer : /^[-\+]?\d+$/,
Double : /^[-\+]?\d+(\.\d+)?$/,
English : /^[A-Za-z]+$/,//只允许英文字母
Chinese : /^[\u0391-\uFFE5]+$/,//只允许中文
Username : /^[a-z]\w{3,}$/i,//变量命名规则
UnSafe : /^(([A-Z]*|[a-z]*|\d*|[-_\~!@#\$%\^&\*\.\(\)\[\]\{\}<>\?\\\/\'\"]*)|.{0,5})$|\s/,
IsSafe : function(str){return !this.UnSafe.test(str);},
SafeString : "this.IsSafe(value)",//密码
Filter : "this.DoFilter(value, getAttribute('accept'))",//<input name="up" dataType="Filter" msg="非法的文件格式" type="file" accept="jpg, gif, png">
Limit : "this.limit(value.length,getAttribute('min'), getAttribute('max'))",//<textarea name="Description" dataType="Limit" max="10" msg="必须在10个字之内">中文是一个字</textarea>
LimitB : "this.limit(this.LenB(value), getAttribute('min'), getAttribute('max'))",//<textarea name="History" dataType="LimitB" min="3" max="10" msg="必须在[3,10]个字节之内">中文是两个字节t</textarea>
Date : "this.IsDate(value, getAttribute('min'), getAttribute('format'))",//<input name="Birthday" dataType="Date" format="ymd" msg="生日日期不存在">
Repeat : "value == document.getElementsByName(getAttribute('to'))[0].value",//验证2次输入是否一至<input name="Repeat" dataType="Repeat" to="Password" msg="两次输入的密码不一致" type="password">
Range : "getAttribute('min') < (value|0) && (value|0) < getAttribute('max')",//<input name="Year" dataType="Range" msg="年龄必须在18~28之间" min="18" max="28">
Compare : "this.compare(value,getAttribute('operator'),getAttribute('to'))",//<input name="Year1" require="false" dataType="Compare" msg="年龄必须在18以上" to="18" operator="GreaterThanEqual">
Custom : "this.Exec(value, getAttribute('regexp'))",
Group : "this.MustChecked(getAttribute('name'), getAttribute('min'), getAttribute('max'))",//<input name="Province" value="4" type="radio" dataType="Group" msg="必须选定一个">单选框 <input name="Favorite" value="4" type="checkbox" " dataType="Group" min="2" max="3" msg="必须选择2~3种">复选框
ErrorItem : [document.forms[0]],
ErrorMessage : ["error:"],
Validate : function(theForm, mode){
var obj = document.forms[0] || event.srcElement;
var count = obj.elements.length;
this.ErrorMessage.length = 1;
this.ErrorItem.length = 1;
this.ErrorItem[0] = obj;
for(var i=0;i<count;i++){
with(obj.elements[i]){
var _dataType = getAttribute("dataType");
if(typeof(_dataType) == "object" || typeof(this[_dataType]) == "undefined") continue;
this.ClearState(obj.elements[i]);
if(getAttribute("require") == "false" && value == "") continue;
switch(_dataType){
case "IdCard" :
case "Date" :
case "Repeat" :
case "Range" :
case "Compare" :
case "Custom" :
case "Group" :
case "Limit" :
case "LimitB" :
case "SafeString" :
case "Filter" :
if(!eval(this[_dataType])) {
this.AddError(i, getAttribute("msg"));
}
break;
default :
if(!this[_dataType].test(value)){
this.AddError(i, getAttribute("msg"));
}
break;
}
}
}
if(this.ErrorMessage.length > 1){
mode = mode || 1;
var errCount = this.ErrorItem.length;
switch(mode){
case 2 :
for(var i=1;i<errCount;i++)
this.ErrorItem[i].style.color = "red";
case 1 :
sAlert(this.ErrorMessage.join("<br/>"));
this.ErrorItem[1].focus();
break;
case 3 :
for(var i=1;i<errCount;i++){
try{
var span = document.createElement("SPAN");
span.id = "__ErrorMessagePanel";
span.style.color = "red";
this.ErrorItem[i].parentNode.appendChild(span);
span.innerHTML = this.ErrorMessage[i].replace(/\d+:/,"*");
}
catch(e){sAlert(e.description+"<br/>");}
}
this.ErrorItem[1].focus();
break;
default :
sAlert(this.ErrorMessage.join("<br/>"));
break;
}
return false;
}
return true;
},
limit : function(len,min, max){
min = min || 0;
max = max || Number.MAX_VALUE;
return min <= len && len <= max;
},
LenB : function(str){
return str.replace(/[^\x00-\xff]/g,"**").length;
},
ClearState : function(elem){
with(elem){
if(style.color == "red")
style.color = "";
var lastNode = parentNode.childNodes[parentNode.childNodes.length-1];
if(lastNode.id == "__ErrorMessagePanel")
parentNode.removeChild(lastNode);
}
},
AddError : function(index, str){
this.ErrorItem[this.ErrorItem.length] = this.ErrorItem[0].elements[index];
this.ErrorMessage[this.ErrorMessage.length] = this.ErrorMessage.length + ":" + str;
},
Exec : function(op, reg){
return new RegExp(reg,"g").test(op);
},
compare : function(op1,operator,op2){
switch (operator) {
case "NotEqual":
return (op1 != op2);
case "GreaterThan":
return (op1 > op2);
case "GreaterThanEqual":
return (op1 >= op2);
case "LessThan":
return (op1 < op2);
case "LessThanEqual":
return (op1 <= op2);
default:
return (op1 == op2);
}
},
MustChecked : function(name, min, max){
var groups = document.getElementsByName(name);
var hasChecked = 0;
min = min || 1;
max = max || groups.length;
for(var i=groups.length-1;i>=0;i--)
if(groups[i].checked) hasChecked++;
return min <= hasChecked && hasChecked <= max;
},
DoFilter : function(input, filter){
return new RegExp("^.+\.(?=EXT)(EXT)$".replace(/EXT/g, filter.split(/\s*,\s*/).join("|")), "gi").test(input);
},
IsIdCard : function(number){
var date, Ai;
var verify = "10x98765432";
var Wi = [7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2];
var area = ['','','','','','','','','','','','北京','天津','河北','山西','内蒙古','','','','','','辽宁','吉林','黑龙江','','','','','','','','上海','江苏','浙江','安微','福建','江西','山东','','','','河南','湖北','湖南','广东','广西','海南','','','','重庆','四川','贵州','云南','西藏','','','','','','','陕西','甘肃','青海','宁夏','新 疆','','','','','','台湾','','','','','','','','','','香港','澳门','','','','','','','','','国外'];
var re = number.match(/^(\d{2})\d{4}(((\d{2})(\d{2})(\d{2})(\d{3}))|((\d{4})(\d{2})(\d{2})(\d{3}[x\d])))$/i);
if(re == null) return false;
if(re[1] >= area.length || area[re[1]] == "") return false;
if(re[2].length == 12){
Ai = number.substr(0, 17);
date = [re[9], re[10], re[11]].join("-");
}
else{
Ai = number.substr(0, 6) + "19" + number.substr(6);
date = ["19" + re[4], re[5], re[6]].join("-");
}
if(!this.IsDate(date, "ymd")) return false;
var sum = 0;
for(var i = 0;i<=16;i++){
sum += Ai.charAt(i) * Wi[i];
}
Ai += verify.charAt(sum%11);
return (number.length ==15 || number.length == 18 && number == Ai);
},
IsDate : function(op, formatString){
formatString = formatString || "ymd";
var m, year, month, day;
switch(formatString){
case "ymd" :
m = op.match(new RegExp("^((\\d{4})|(\\d{2}))([-./])(\\d{1,2})\\4(\\d{1,2})$"));
if(m == null ) return false;
day = m[6];
month = m[5]*1;
year = (m[2].length == 4) ? m[2] : GetFullYear(parseInt(m[3], 10));
break;
case "dmy" :
m = op.match(new RegExp("^(\\d{1,2})([-./])(\\d{1,2})\\2((\\d{4})|(\\d{2}))$"));
if(m == null ) return false;
day = m[1];
month = m[3]*1;
year = (m[5].length == 4) ? m[5] : GetFullYear(parseInt(m[6], 10));
break;
default :
break;
}
if(!parseInt(month)) return false;
month = month==0 ?12:month;
var date = new Date(year, month-1, day);
return (typeof(date) == "object" && year == date.getFullYear() && month == (date.getMonth()+1) && day == date.getDate());
function GetFullYear(y){return ((y<30 ? "20" : "19") + y)|0;}
}
}
本文来自CSDN博客，转载请标明出处：http://blog.csdn.net/pipiweb/archive/2008/09/09/2904298.aspx
