(PHP 4 >= 4.0.3, PHP 5, PHP 7) Returns information about a file path

(PHP 4, PHP 5, PHP 7) Returns canonicalized absolute pathname

(PHP 4, PHP 5, PHP 7) Truncates a file to a given length

(PHP 4, PHP 5, PHP 7) Gets file size int filesize

(PHP 5 >= 5.1.2, PHP 7) Changes group ownership of symlink

(PHP 4, PHP 5, PHP 7) Alias of

See unlink() or

(PHP 4, PHP 5, PHP 7) Changes the current umask

(PHP 4, PHP 5, PHP 7) Alias of

(PHP 4, PHP 5, PHP 7) Changes file group bool