php-对银行卡号做掩码处理

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itnoseé¦é¡µ > web > php >

php-å¯¹é¶è¡å¡å·åæ©ç å¤ç

2017-06-15 16:28

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/**
* å¯¹é¶è¡å¡å·è¿è¡æ©ç å¤ç
* @param string $bankcardno é¶è¡å¡å·
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*/
function formatbankcardno($bankcardno){
//æªåé¶è¡å¡å·å4ä½
$prefix = substr($bankcardno,0,4);
//æªåé¶è¡å¡å·å4ä½
$suffix = substr($bankcardno,-4,4);
$maskbankcardno = $prefix.” **** **** **** “.$suffix;
return $maskbankcardno;
}

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