jquery Validate Custom Rules

//Check if the ID number exists$.validator.addmethod ("Checkidcardexist",function(value, Element) {if($ ("#IDType"). val () = = "1")//when the ID number    {        varIdcard =value, res=false; $.ajax ({type:"POST", Async:false, URL:"/server/checkidcard", data: {Idcard:idcard}, Success:function(response) {if(response.issuccess) {//Assigning a value to a FORM elementres =true;                DataBind (response); } Else{res=false;        }            }        }); returnRes; } Else {        return true; }}, "ID number does not exist");//Check the ID number format$.validator.addmethod ("Checkidcardformat",function(value, Element) {if($ ("#IDType"). val () = = "1")//when the ID number    {        varmsg = "", Idcardobj={}, Birthday= "", Sex= "", Age= ""; Idcardobj=NewIdcard (); Msg=Idcardobj.checkidcard (value); if(msg! = "Verify through!")) {$.validator.messages.checkidcardformat=msg; return false; } Else {            //get birthday, sex, ageBirthday =Idcardobj.getbirthday (value); Sex=Idcardobj.getsex (value); Age=idcardobj.getage (value); $("#Birthday"). Val (Birthday); $("#Sex"). val (Sex = "M"?) "True": "false"); $("#form_BasicInfo input[name= ' age ']"). Val (age); return true; }    } Else {        return true; }});//Check the number of characters kanji (count two characters)$.validator.addmethod ("CheckNumber",function(value, Element) {varnum = 0;//Total number summation judgment     for(vari = 0; i < value.length; i++) {        //according to charCodeAt to determine whether the input is Chinese or letter, symbol        varCharCode =value.charcodeat (i); if(charcode >= 0 && charcode <= 128) {            //The character is +1 .num + = 1; } Else {            //Man is +2 .num + = 2;    }    }; if(Num > 5) {        return false; } Else {        return true; }}, "<font color= ' #E47068 ' > can enter up to 5 characters, kanji (count two) </font>"); $.validator.addmethod ("Checkdateformat",function(value, element, params) {varreg =/^ (?:(?! 0000) [0-9]{4}-(?:(?: 0 [1-9]|1[0-2])-(?: 0 [1-9]|1[0-9]|2[0-8]) | (?: 0 [13-9]|1[0-2])-(?: 29|30) | (?: 0 [13578]|1[02])-31) | (?: [0-9]{2} (?: 0 [48]| [2468] [048]| [13579] [26]) | (?: 0 [48]| [2468] [048]| [13579] [26]) 00)-02-29) $/; if( This. Optional (Element) | |reg.test (value)) {        if(Params[0] = =true&& reg.test (value)) {//Calculate Age            varAge =NewIdcard ().            Getagebydate (value); $("Input[name= ' age ']"). Val (age); }        return true; } Else {        return false; }}, "Time format is incorrect");//define where the error prompt appears$.validator.setdefaults ({errorplacement:function(Error, Element) {//error is the wrong prompt object, element is an error component Object        if(Element.parent (". Date"). Size () > 0) {error.appendto (Element.parent (). parent ()); } Else{element.after (error);//The default is added after the input box. This else must be written.  Otherwise, other non-radio components will not be able to display the error message.         }    }});

jquery Validate Custom Rules