js 验证 常用正则表达式集锦
导读：收集整理的这篇文章主要介绍了js 验证 常用正则表达式集锦，觉得挺不错的，现在分享给大家，也给大家做个参考。 复制代码 代码如下:<script> /************...
收集整理的这篇文章主要介绍了js 验证 常用正则表达式集锦，觉得挺不错的，现在分享给大家，也给大家做个参考。 复制代码 代码如下:script>
/*************************************************
*************************************************/
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]+[\/=\?%\-& _~`@[\]\':+!]*([^> \"\"])*$/,
IDCard : /^\d{ 15} (\d{ 2} [A-Za-z0-9])?$/,
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*|[-_\~!@#\$%\^& \*\.\(\)\[\]\{ \} > \?\\\/\'\"]*)|.{ 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 : ["以下原因导致提交失败：\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; icount; 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 "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; ierrCount; 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; ierrCount; 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);
} ,
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 ((y30 ? "20" : "19") + y)|0; }
}
}
/script>
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