How to calculate the size of the entire directory in php_PHP tutorial

How PHP calculates the size of the entire directory

The example in this article describes how PHP calculates the size of the entire directory. Share it with everyone for your reference. The specific implementation method is as follows:

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/** * Calculate the full size of a directory * * @author Jonas John * @version 0.2 * @link http://www.jonasjohn.de/snippets/php/dir-size.htm * @param string $DirectoryPath Directory path */ function CalcDirectorySize($DirectoryPath) { // I reccomend using a normalize_path function here // to make sure $DirectoryPath contains an ending slash // (-> http://www.jonasjohn.de/snippets/php/normalize-path.htm) // To display a good looking size you can use a readable_filesize // function. // (-> http://www.jonasjohn.de/snippets/php/readable-filesize.htm) $Size = 0; $Dir = opendir($DirectoryPath); if (!$Dir) return -1; while (($File = readdir($Dir)) !== false) { // Skip file pointers if ($File[0] == '.') continue; // Go recursive down, or add the file size if (is_dir($DirectoryPath . $File)) $Size = CalcDirectorySize($DirectoryPath . $File . DIRECTORY_SEPARATOR); else $Size = filesize($DirectoryPath . $File); } closedir($Dir); return $Size; } //使用范例： $SizeInBytes = CalcDirectorySize('data/');

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/** * Calculate the full size of a directory * * @author Jonas John * @version 0.2 * @link http://www.jonasjohn.de/snippets/php/dir-size.htm * @param string $DirectoryPath Directory path */ function CalcDirectorySize($DirectoryPath) { // I reccomend using a normalize_path function here // to make sure $DirectoryPath contains an ending slash // (-> http://www.jonasjohn.de/snippets/php/normalize-path.htm) // To display a good looking size you can use a readable_filesize // function. // (-> http://www.jonasjohn.de/snippets/php/readable-filesize.htm) $Size = 0; $Dir = opendir($DirectoryPath); if (!$Dir) return -1; while (($File = readdir($Dir)) !== false) { // Skip file pointers if ($File[0] == '.') continue; // Go recursive down, or add the file size if (is_dir($DirectoryPath . $File)) $Size = CalcDirectorySize($DirectoryPath . $File . DIRECTORY_SEPARATOR); else $Size = filesize($DirectoryPath . $File); } closedir($Dir); return $Size; } //Usage example: $SizeInBytes = CalcDirectorySize('data/');

I hope this article will be helpful to everyone’s PHP programming design. http://www.bkjia.com/PHPjc/1009820.htmlwww.bkjia.comtruehttp: //www.bkjia.com/PHPjc/1009820.htmlTechArticleHow to calculate the size of the entire directory in php. This article describes the method of calculating the size of the entire directory in php. Share it with everyone for your reference. The specific implementation method is as follows: ? 1 2 3 4 5 6 7 8 9 10...