= 1048576 && $filesize < 1073741824) return number_format($filesize / 1048576, 1) . " MB"; if ($filesize >= 1073741824 && $filesize < 1099511627776) return number_format($filesize / 1073741824, 2) . " GB"; if ($filesize >= 1099511627776) return number_format($filesize / 1099511627776, 2) . " TB"; if ($filesize >= 1125899906842624) //Currently, PB won't show due to PHP limitations return number_format($filesize / 1125899906842624, 3) . " PB"; } ?>