$multiHandle = curl_multi_init(); $handles = []; foreach ($urls as $url) $ch = curl_init($url); curl_setopt($ch, CURLOPT_RETURNTRANSFER, true); curl_multi_add_handle($multiHandle, $ch); $handles[] = $ch;
// execute concurrent requests do curl_multi_exec($multiHandle, $running); while ($running); To avoid IP bans, the best scripts integrate proxies: cc checker script php best
function luhnCheck($cardNumber) $cardNumber = preg_replace('/\D/', '', $cardNumber); $sum = 0; $numDigits = strlen($cardNumber); $parity = $numDigits % 2; for ($i = 0; $i < $numDigits; $i++) $digit = $cardNumber[$i]; if ($i % 2 == $parity) $digit *= 2; if ($digit > 9) $digit -= 9; $sum += $digit; $multiHandle = curl_multi_init()