(PHP 5 >= 5.3.0, PHP 7) Move to the next file

(PHP 5 >= 5.1.0, PHP 7) Gets the current value

(PHP 5, PHP 7) Determine if current DirectoryIterator item is '.' or '..'

(PHP 5 >= 5.2.0, PHP 7) The offsetGet purpose

(PHP 5 >= 5.2.0, PHP 7) Sets the regular expression flags.

(PHP 5 >= 5.1.0, PHP 7) Rewind the iterator

(PHP 5 >= 5.2.0, PHP 7) Sort an array naturally, case insensitive

(PHP 5, PHP 7) Get inode change time of the current DirectoryIterator item

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

(PHP 5 >= 5.1.0, PHP 7) Constructs an InfiniteIterator