网上有很多类似的方法,我也是到其他网站找到的,我用过一段时间,发觉这个方法有漏洞: 111111111111111 对这个字符串验证结果为真,这是明显的bug,希望有高手帮我修正修正这个bug
/*
* 身份证号验证(兼容15,18位)
* 返回数组 status = 0;
*/
function isIdCardNo($idcard) {
$return = array('status'=>0, 'msg'=>'');
if( empty($idcard) ){
$return['msg'] = '输入的身份证号码不能够为空';
return $return;
}
$City = array(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");
$iSum = 0;
$idCardLength = strlen($idcard);
//长度验证
if(!preg_match('/^\d{17}(\d|x)$/i',$idcard) and!preg_match('/^\d{15}$/i',$idcard)) {
$return['msg'] = L('PUBLIC_IDCARDNO_LIMIT', array('length1'=>'15', 'length2'=>'17'));
return $return;
}
//地区验证
if(!array_key_exists(intval(substr($idcard,0,2)),$City)) {
$return['msg'] = '身份证号码的地区编号错误';
return $return;
}
// 15位身份证验证生日,转换为18位
if ($idCardLength == 15) {
$sBirthday = '19'.substr($idcard,6,2).'-'.substr($idcard,8,2).'-'.substr($idcard,10,2);
$d = new DateTime($sBirthday);
$dd = $d->format('Y-m-d');
if($sBirthday != $dd) {
$return['msg'] = '身份证号码的生日错误';
return $return;
}
$idcard = substr($idcard,0,6)."19".substr($idcard,6,9);//15to18
$Bit18 = getVerifyBit($idcard);//算出第18位校验码
$idcard = $idcard.$Bit18;
}
// 判断是否大于2078年,小于1900年
$year = substr($idcard,6,4);
if ($year<1900 || $year>2078 ) {
$return['msg'] = '身份证号码的出生年份错误';
return $return;
}
//18位身份证处理
$sBirthday = substr($idcard,6,4).'-'.substr($idcard,10,2).'-'.substr($idcard,12,2);
$d = new DateTime($sBirthday);
$dd = $d->format('Y-m-d');
if($sBirthday != $dd) {
$return['msg'] = '身份证号码的出生年月日错误';
return $return;
}
//身份证编码规范验证
$idcard_base = substr($idcard,0,17);
if(strtoupper(substr($idcard,17,1)) != getVerifyBit($idcard_base)) {
$return['msg'] = '身份证编码不符合规范验证';
return $return;
}
$return['status'] = 1;
return $return;
}
// 计算身份证校验码,根据国家标准GB 11643-1999
function getVerifyBit($idcard_base) {
if (strlen($idcard_base) != 17) {
return false;
}
//加权因子
$factor = array(7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2);
//校验码对应值
$verify_number_list = array('1', '0', 'X', '9', '8', '7', '6', '5', '4','3', '2');
$checksum = 0;
for ($i = 0; $i < strlen($idcard_base); $i++) {
$checksum += substr($idcard_base, $i, 1) * $factor[$i];
}
$mod = $checksum % 11;
$verify_number = $verify_number_list[$mod];
return $verify_number;
}
添加了个js 版本的,貌似不错
function checkID(pId){
//检查身份证号码 Go_Rush(阿舜) from http://ashun.cnblogs.com
var arrVerifyCode = [1,0,"x",9,8,7,6,5,4,3,2];
var Wi = [7,9,10,5,8,4,2,1,6,3,7,9,10,5,8,4,2];
var Checker = [1,9,8,7,6,5,4,3,2,1,1];
if(pId.length != 15 && pId.length != 18) {
// return "身份证号共有 15 码或18位";
return false;
}
var Ai=pId.length==18 ? pId.substring(0,17) : pId.slice(0,6)+"19"+pId.slice(6,16);
if (!/^\d+$/.test(Ai)) {
// return "身份证除最后一位外,必须为数字!";
return false;
}
var yyyy=Ai.slice(6,10) , mm=Ai.slice(10,12)-1 , dd=Ai.slice(12,14);
var d=new Date(yyyy,mm,dd) , now=new Date();
var year=d.getFullYear() , mon=d.getMonth() , day=d.getDate();
if (year!=yyyy || mon!=mm || day!=dd || d>now || year<1940) {
// return "身份证输入错误!";
return false;
}
for(var i=0,ret=0;i<17;i++) {
ret+=Ai.charAt(i)*Wi[i];
}
Ai+=arrVerifyCode[ret %=11];
// return pId.length ==18 && pId != Ai?"身份证输入错误!":Ai;
return pId.length ==18 && pId != Ai ? false : true;
}