js超強表單驗證

<title>表單驗證類 Validator v1.05</title>

<style>

body,td{font:normal 12px Verdana;color:#333333}

input,textarea,select,td{font:normal 12px Verdana;color:#333333;border:1px solid #999999;background:#ffffff}

table{border-collapse:collapse;}

td{padding:3px}

input{height:20;}

textarea{width:80%;height:50px;overflow:auto;}

form{display:inline}

</style>

<tr>

</tr>

<tr>

</tr>

<tr>

</tr>

<tr>

</tr>

<tr>

</tr>

<tr>

</tr>

<tr>

</tr>

<tr>

</tr>

<tr>

</tr>

<tr>

</tr>

<tr>

</tr>

<tr>

</tr>

<tr>

</tr>

<tr>

</tr>

<tr>

</tr>

<tr>

</tr>

<tr>

</tr>

<tr>

</tr>

<tr>

<td>作業系統：</td><td><select name="Operation" dataType="Require" msg="未選擇所用作業系統" ><option value="">選擇您所用的作業系統</option><option value="Win98">Win98</option><option value="Win2k">Win2k</option><option value="WinXP">WinXP</option></select></td>

</tr>

<tr>

</tr>

<tr>

</tr>

<td>自我介紹：</td><td><textarea name="Description" dataType="Limit" max="10" msg="自我介紹内容必須在10個字之内">中文是一個字</textarea></td>

</tr>

<td>自傳：</td><td><textarea name="History" dataType="LimitB" min="3" max="10" msg="自傳内容必須在[3,10]個位元組之内">中文是兩個位元組t</textarea></td>

</tr>

<tr>

</tr>

<tr>

</tr>

</form>

</table>

Validator = {

Require : /.+/,

Email : /^\w+([-+.]\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*$/,

Phone : /^(($\d{2,3}$)|(\d{3}\-))?($0\d{2,3}$|0\d{2,3}-)?[1-9]\d{6,7}(\-\d{1,4})?$/,

Mobile : /^(($\d{2,3}$)|(\d{3}\-))?13\d{9}$/,

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

IdCard : "this.IsIdCard(value)",

Currency : /^\d+(\.\d+)?$/,

Number : /^\d+$/,

Zip : /^[1-9]\d{5}$/,

QQ : /^[1-9]\d{4,8}$/,

Integer : /^[-\+]?\d+$/,

Double : /^[-\+]?\d+(\.\d+)?$/,

English : /^[A-Za-z]+$/,

Chinese : /^[\u0391-\uFFE5]+$/,

Username : /^[a-z]\w{3,}$/i,

UnSafe : /^(([A-Z]*|[a-z]*|\d*|[-_\[email protected]#\$%\^&\*\.\[\]\{\}<>\?\\\/\'\"]*)|.{0,5})$|\s/,

IsSafe : function(str){return !this.UnSafe.test(str);},

SafeString : "this.IsSafe(value)",

Filter : "this.DoFilter(value, getAttribute('accept'))",

Limit : "this.limit(value.length,getAttribute('min'), getAttribute('max'))",

LimitB : "this.limit(this.LenB(value), getAttribute('min'), getAttribute('max'))",

Date : "this.IsDate(value, getAttribute('min'), getAttribute('format'))",

Repeat : "value == document.getElementsByName(getAttribute('to'))[0].value",

Range : "getAttribute('min') < (value|0) && (value|0) < getAttribute('max')",

Compare : "this.compare(value,getAttribute('operator'),getAttribute('to'))",

Custom : "this.Exec(value, getAttribute('regexp'))",

Group : "this.MustChecked(getAttribute('name'), getAttribute('min'), getAttribute('max'))",

ErrorItem : [document.forms[0]],

ErrorMessage : ["以下原因導緻送出失敗：\t\t\t\t"],

Validate : function(theForm, mode){

var obj = theForm || 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 :

alert(this.ErrorMessage.join("\n"));

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){alert(e.description);}

}

this.ErrorItem[1].focus();

break;

default :

alert(this.ErrorMessage.join("\n"));

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','','','','','','遼甯','吉林','黑龍江','','','','','','','','上海','江蘇','浙江','安微','福建','江西','山東','','','','河南','湖北','湖南','廣東','廣西','海南','','','','重慶','四川','貴州','雲南','西藏','','','','','','','陝西','甘肅','青海','甯夏','新疆','','','','','','台灣','','','','','','','','','','香港','澳門','','','','','','','','','國外'];

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;}

}

</script>

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