php不用正则验证真假身份证
author:一佰互联 2019-04-29   click:200

直接看代码吧,很简单的一个PHP类复制代码 代码如下:<?php $IDCard = new IDCard(); var_dump($IDCard::isCard($_GET["card"]));   /**  * 身份证处理类  */class IDCard {       //检证身份证是否正确     public static function isCard($card) {         $card = self::to18Card($card);         if (strlen($card) != 18) {             return false;         }           $cardBase = substr($card, 0, 17);           return (self::getVerifyNum($cardBase) == strtoupper(substr($card, 17, 1)));     }         //格式化15位身份证号码为18位     public static function to18Card($card) {         $card = trim($card);           if (strlen($card) == 18) {             return $card;         }           if (strlen($card) != 15) {             return false;         }           // 如果身份证顺序码是996 997 998 999,这些是为百岁以上老人的特殊编码         if (array_search(substr($card, 12, 3), array("996", "997", "998", "999")) !== false) {             $card = substr($card, 0, 6) . "18" . substr($card, 6, 9);         } else {             $card = substr($card, 0, 6) . "19" . substr($card, 6, 9);         }         $card = $card . self::getVerifyNum($card);         return $card;     }       // 计算身份证校验码,根据国家标准gb 11643-1999     private static function getVerifyNum($cardBase) {         if (strlen($cardBase) != 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; $i < strlen($cardBase); $i++) {             $checksum += substr($cardBase, $i, 1) * $factor[$i];         }           $mod = $checksum % 11;         $verify_number = $verify_number_list[$mod];           return $verify_number;     } } ?>  

另外,关于身份证号验证本站还提供了身份证归属地查询工具如下:

http://tools.jb51.net/bianmin/sfz