(PHP 5 >= 5.1.2, PHP 7) Gets last access time of the file

(PHP 5 >= 5.2.0, PHP 7) Sort the entries by key

(PHP 5 >= 5.3.0, PHP 7) Counts the number of elements in the doubly linked list.

(PHP 5 >= 5.3.0, PHP 7) Sets handling flags

(PHP 5 >= 5.3.0, PHP 7) Rewind iterator back to the start (no-op)

(PHP 5 >= 5.3.0, PHP 7) Attaches iterator information

(PHP 5 >= 5.3.0, PHP 7) Returns the value at the specified index

(PHP 5, PHP 7) Get file name as a string public

(PHP 5 >= 5.2.0, PHP 7) Sort array by keys

(PHP 5 >= 5.1.0, PHP 7) Get inner iterator