php实现根据银行卡号判断银行，php银行卡判断银行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
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