PHP实现根据银行卡号判断银行

bankList.php请在文章末尾下载

    header('Content-type:text/html;charset=utf-8'); 
    require_once('bankList.php'); 
    function bankInfo($card,$bankList) 
    { 
      $card_8 = substr($card, 0, 8); 
      if (isset($bankList[$card_8])) { 
        echo $bankList[$card_8]; 
        return; 
      } 
      $card_6 = substr($card, 0, 6); 
      if (isset($bankList[$card_6])) { 
        echo $bankList[$card_6]; 
        return; 
      } 
      $card_5 = substr($card, 0, 5); 
      if (isset($bankList[$card_5])) { 
        echo $bankList[$card_5]; 
        return; 
      } 
      $card_4 = substr($card, 0, 4); 
      if (isset($bankList[$card_4])) { 
        echo $bankList[$card_4]; 
        return; 
      } 
      echo '该卡号信息暂未录入'; 
    } 

    bankInfo('6228481552887309119',$bankList); 

banklist.php下载

以上所述就是本文的全部内容了，希望大家能够喜欢。