// A much better and accurate version can be found // in Aidan's PHP Repository: // http://aidanlister.com/repos/v/function.size_readable.php /** * Returns a human readable filesize * * @author wesman20 (php.net) * @author Jonas John * @version 0.3 * @link http://www.jonasjohn.de/snippets/php/readable-filesize.htm */ function HumanReadableFilesize($size) { // Adapted from: http://www.php.net/manual/en/function.filesize.php $mod = 1024; $units = explode(' ','B KB MB GB TB PB'); for ($i = 0; $size > $mod; $i++) { $size /= $mod; } return round($size, 2) . ' ' . $units[$i]; } //Example: print HumanReadableFilesize(filesize('test_2mb.zip')); // Returns: // --> 2 MB