(PHP 4 >= 4.0.3, PHP 5, PHP 7) Tells whether the file was uploaded via HTTP POST

(PHP 4, PHP 5, PHP 7) Output all remaining data on a file pointer

(PHP 4, PHP 5, PHP 7) Returns a parent directory's path

(PHP 4 >= 4.3.0, PHP 5, PHP 7) Find pathnames matching a pattern

(PHP 4, PHP 5, PHP 7) Tells whether the filename is executable

(PHP 4, PHP 5, PHP 7) Creates a temporary file

(PHP 4, PHP 5, PHP 7) Create a hard link bool

(PECL xdiff >= 0.2.0) Alias of xdiff_string_bdiff

(PECL xdiff >= 0.2.0) Alias of xdiff_file_bdiff

(PHP 4 >= 4.0.5, PHP 5, PHP 7) Change the root directory