(PHP 4 >= 4.0.1, PHP 5, PHP 7) Flushes the output to a file

(PHP 4 >= 4.0.1, PHP 5, PHP 7) Parses input from a file according to a format

(PHP 4 >= 4.3.0, PHP 5, PHP 7) Match filename against a pattern

(PHP 4, PHP 5, PHP 7) Gets file type string filetype

(PHP 4, PHP 5, PHP 7) Gets file owner int fileowner

(PHP 4, PHP 5, PHP 7) Returns the target of a symbolic link

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

(PHP 4 >= 4.1.0, PHP 5, PHP 7) Returns the total size of a filesystem or disk partition

(PHP 4, PHP 5, PHP 7) Returns trailing name component of path

(PHP 4 >= 4.0.3, PHP 5, PHP 7) Moves an uploaded file to a new location