js驗證常用正則表達式集錦
<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 : ["以下原因導致提交失敗：\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 "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);
?},
?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>