js 身份证号码验证-支持新的带x身份证
function isidcardno(sid){
var acity={11:"北京",12:"天津",13:"河北",14:"山西",15:"内蒙古",21:"辽宁",22:"吉林",23:"黑龙江",31:"上海",32:"江苏",33:"浙江",34:"安徽",35:"福建",36:"江西",37:"山东",41:"河南",42:"湖北",43:"湖南",44:"广东",45:"广西",46:"海南",50:"重庆",51:"四川",52:"贵州",53:"云南",54:"西藏",61:"陕西",62:"甘肃",63:"青海",64:"宁夏",65:"新疆",71:"台湾",81:"香港",82:"澳门",91:"国外"};
var isum=0;
var info="";
if(!/^d{17}(d|x)$/i.test(sid)&&!/^d{15}$/i.test(sid))return false;
sid=sid.replace(/x$/i,"a");
if(acity[parseint(sid.substr(0,2))]==null)return false;
switch(sid.length){
case 15:
sbirthday="19"+sid.substr(6,2)+"-"+number(sid.substr(8,2))+"-"+number(sid.substr(10,2));
var d=new date(sbirthday.replace(/-/g,"/"));
if(sbirthday!=(d.getfullyear()+"-"+ (d.getmonth()+1) + "-" + d.getdate()))return false;
break;
case 18:
sbirthday=sid.substr(6,4)+"-"+number(sid.substr(10,2))+"-"+number(sid.substr(12,2));
var d=new date(sbirthday.replace(/-/g,"/"));
if(sbirthday!=(d.getfullyear()+"-"+ (d.getmonth()+1) + "-" + d.getdate()))return false;
for(var i = 17;i>=0;i --) isum += (math.pow(2,i) % 11) * parseint(sid.charat(17 - i),11);
if(isum%11!=1)return false;
break;
}
return true;
}
调用方法//简单验证身份证
function c_sfz(v){
return isidcardno(v)? true:false;
//return /^(?:d{15}|d{18}|d{17}[a-za-z])$/.test(v);
}