Online PHP editor | refs for PmrWm

<?php function toInt($size): int { // Remove the non-unit characters from the size. $unit = preg_replace('/[^bkmgtpezy]/i', '', $size); // Remove the non-numeric characters from the size. $size = preg_replace('/[^0-9\.]/', '', $size); if ($unit) { // Find the position of the unit in the ordered string which is the power // of magnitude to multiply a kilobyte by. return round($size * pow(1024, stripos('bkmgtpezy', $unit[0]))); } else { return round($size); } } var_dump(toInt('1 KB'));