(PHP 4 >= 4.2.0, PHP 5 <= 5.0.5, PHP 7) Gets stat information about the file descriptor fd

(PHP 4, PHP 5, PHP 7) Gets last access time of file

(PHP 4 >= 4.2.0, PHP 5 <= 5.0.5, PHP 7) Seeks to pos on fd from whence

(PECL xdiff >= 0.2.0) Merge 3 strings into one

(PHP 4, PHP 5, PHP 7) Checks whether a file or directory exists

(PHP 4 >= 4.2.0, PHP 5 <= 5.0.5, PHP 7) Opens a file (creating it if necessary) at a lower level than

(PHP 4, PHP 5, PHP 7) Reads entire file into an array

(PHP 4, PHP 5, PHP 7) Outputs a file int readfile

(PHP 4, PHP 5, PHP 7) Returns the current position of the file read/write pointer

(PHP 4, PHP 5, PHP 7) Close directory handle