PHP implements determining the bank based on the bank card number, and php bank card determines the bank_PHP tutorial

PHP realizes determining the bank based on the bank card number, and php determines the bank by bank card

Please download bankList.php at the end of the article

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 download

The above is the entire content of this article, I hope you all like it.

http://www.bkjia.com/PHPjc/992548.htmlwww.bkjia.comtruehttp: //www.bkjia.com/PHPjc/992548.htmlTechArticlePHP realizes judging the bank based on the bank card number, and php bank card judges the bank bankList.php. Please download the header(' at the end of the article Content-type:text/html;charset=utf-8'); require_once('bankList.php')...