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@@ -0,0 +1,177 @@
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+<?php
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+
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+class IdCardTool{
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+ /**
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+ * 根据身份证号码获取性别
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+ * author:xiaochuan
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+ * @param string $idcard 身份证号码
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+ * @return int $sex 性别 1男 2女 0未知
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+ */
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+ public static function get_sex($idcard) {
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+ if(empty($idcard)) return null;
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+ $sexint = (int) substr($idcard, 16, 1);
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+ return $sexint % 2 === 0 ? '女' : '男';
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+ }
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+
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+ /**
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+ * 根据身份证号码获取生日
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+ * author:xiaochuan
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+ * @param string $idcard 身份证号码
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+ * @return $birthday
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+ */
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+ public static function get_birthday($idcard) {
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+ if(empty($idcard)) return null;
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+ $bir = substr($idcard, 6, 8);
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+ $year = (int) substr($bir, 0, 4);
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+ $month = (int) substr($bir, 4, 2);
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+ $day = (int) substr($bir, 6, 2);
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+ return $year . "-" . $month . "-" . $day;
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+ }
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+
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+ /**
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+ * 根据身份证号码计算年龄
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+ * author:xiaochuan
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+ * @param string $idcard 身份证号码
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+ * @return int $age
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+ */
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+ public static function get_age($idcard){
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+ if(empty($idcard)) return null;
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+ # 获得出生年月日的时间戳
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+ $date = strtotime(substr($idcard,6,8));
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+ # 获得今日的时间戳
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+ $today = strtotime('today');
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+ # 得到两个日期相差的大体年数
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+ $diff = floor(($today-$date)/86400/365);
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+ # strtotime加上这个年数后得到那日的时间戳后与今日的时间戳相比
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+ $age = strtotime(substr($idcard,6,8).' +'.$diff.'years')>$today?($diff+1):$diff;
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+ return $age;
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+ }
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+
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+ /**
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+ * 根据身份证号码获取出身地址
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+ * author:xiaochuan
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+ * @param string $idcard 身份证号码
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+ * @return string $address
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+ */
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+ public static function get_address($idcard, $type=1){
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+ if(empty($idcard)) return null;
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+ $address = include('./address.php');
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+ switch ($type) {
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+ case 1:
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+ # 截取前六位数(获取基体到县区的地址)
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+ $key = substr($idcard,0,6);
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+ if(!empty($address[$key])) return $address[$key];
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+ # 截取前两位数(没有基体到县区的地址就获取省份)
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+ $key = substr($idcard,0,2);
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+ if(!empty($address[$key])) return $address[$key];
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+ # 都没有
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+ return '未知地址';
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+ break;
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+ case 2:
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+ # 截取前两位数(只获取省份)
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+ $key = substr($idcard,0,2);
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+ if(!empty($address[$key])) return $address[$key];
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+ break;
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+ default:
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+ return null;
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+ break;
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+ }
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+ }
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+
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+ /**
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+ * 判断字符串是否是身份证号
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+ * author:xiaochuan
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+ * @param string $idcard 身份证号码
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+ */
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+ public static function isIdCard($idcard){
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+ # 转化为大写，如出现x
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+ $idcard = strtoupper($idcard);
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+ # 加权因子
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+ $wi = array(7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2);
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+ $ai = array('1', '0', 'X', '9', '8', '7', '6', '5', '4', '3', '2');
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+ # 按顺序循环处理前17位
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+ $sigma = 0;
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+ # 提取前17位的其中一位，并将变量类型转为实数
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+ for ($i = 0; $i < 17; $i++) {
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+ $b = (int)$idcard{$i};
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+ # 提取相应的加权因子
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+ $w = $wi[$i];
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+ # 把从身份证号码中提取的一位数字和加权因子相乘，并累加
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+ $sigma += $b * $w;
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+ }
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+ # 计算序号
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+ $sidcard = $sigma % 11;
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+ # 按照序号从校验码串中提取相应的字符。
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+ $check_idcard = $ai[$sidcard];
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+ if ($idcard{17} == $check_idcard) {
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+ return '是正确的身份证';
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+ } else {
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+ return '错误的身份证';
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+ }
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+ }
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+
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+ /**
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+ * 根据身份证号，返回对应的生肖
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+ * author:xiaochuan
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+ * @param string $idcard 身份证号码
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+ */
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+ public static function get_zodiac($idcard){ //
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+ if(empty($idcard)) return null;
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+ $start = 1901;
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+ $end = (int)substr($idcard, 6, 4);
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+ $x = ($start - $end) % 12;
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+ $val = '';
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+ if ($x == 1 || $x == -11) $val = '鼠';
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+ if ($x == 0) $val = '牛';
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+ if ($x == 11 || $x == -1) $val = '虎';
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+ if ($x == 10 || $x == -2) $val = '兔';
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+ if ($x == 9 || $x == -3) $val = '龙';
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+ if ($x == 8 || $x == -4) $val = '蛇';
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+ if ($x == 7 || $x == -5) $val = '马';
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+ if ($x == 6 || $x == -6) $val = '羊';
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+ if ($x == 5 || $x == -7) $val = '猴';
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+ if ($x == 4 || $x == -8) $val = '鸡';
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+ if ($x == 3 || $x == -9) $val = '狗';
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+ if ($x == 2 || $x == -10) $val = '猪';
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+ return $val;
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+ }
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+
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+ /**
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+ * 根据身份证号，返回对应的星座
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+ * author:xiaochuan
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+ * @param string $idcard 身份证号码
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+ */
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+ public static function get_starsign($idcard){
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+ if(empty($idcard)) return null;
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+ $b = substr($idcard, 10, 4);
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+ $m = (int)substr($b, 0, 2);
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+ $d = (int)substr($b, 2);
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+ $val = '';
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+ if(($m == 1 && $d <= 21) || ($m == 2 && $d <= 19)){
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+ $val = "水瓶座";
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+ }else if (($m == 2 && $d > 20) || ($m == 3 && $d <= 20)){
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+ $val = "双鱼座";
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+ }else if (($m == 3 && $d > 20) || ($m == 4 && $d <= 20)){
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+ $val = "白羊座";
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+ }else if (($m == 4 && $d > 20) || ($m == 5 && $d <= 21)){
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+ $val = "金牛座";
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+ }else if (($m == 5 && $d > 21) || ($m == 6 && $d <= 21)){
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+ $val = "双子座";
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+ }else if (($m == 6 && $d > 21) || ($m == 7 && $d <= 22)){
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+ $val = "巨蟹座";
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+ }else if (($m == 7 && $d > 22) || ($m == 8 && $d <= 23)){
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+ $val = "狮子座";
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+ }else if (($m == 8 && $d > 23) || ($m == 9 && $d <= 23)){
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+ $val = "处女座";
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+ }else if (($m == 9 && $d > 23) || ($m == 10 && $d <= 23)){
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+ $val = "天秤座";
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+ }else if (($m == 10 && $d > 23) || ($m == 11 && $d <= 22)){
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+ $val = "天蝎座";
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+ }else if (($m == 11 && $d > 22) || ($m == 12 && $d <= 21)){
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+ $val = "射手座";
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+ }else if (($m == 12 && $d > 21) || ($m == 1 && $d <= 20)){
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+ $val = "魔羯座";
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+ }
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+ return $val;
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+ }
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+}
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yingzi