强大的身份证号码验证，绝对成功

function getIdCardInfo(idcard){

        var sigma = 0;

        var a = new Array(7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2 );

        var w = new Array("1", "0", "X", "9", "8", "7", "6", "5", "4", "3", "2");

        for(var i = 0; i < 17; i++) {

            var ai = parseInt(idcard.substring(i, i + 1));

            var wi = a[i];

            sigma += ai * wi;

        }

        var number = sigma % 11;

        return idcard.substring(0,17)+w[number];

    }

    function idCard15To18(id){

        var W = new Array(7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2, 1);

        var A = new Array("1", "0", "X", "9", "8", "7", "6", "5", "4", "3", "2");

        var i,j,s=0;

        var newid;

        newid = id;

        newid = newid.substring(0,6)+"19"+newid.substring(6,id.length);

        for(i=0;i<newid.length;i++ ){

            j= parseInt(newid.substring(i,i+1))*W[i];

            s=s+j;

        }

        s = s % 11;

        newid=newid+A[s];

        return newid;

    }

js验证，value代码身份证号码

if(value.length==18){

     return getIdCardInfo(value)==value;

}else if(value.length==15){

     var id18=idCard15To18(value);

     return getIdCardInfo(id18)==value;

}else{

     return false;

}