(PHP 5 >= 5.1.0, PHP 7) Move the iterator forward

(PHP 5 >= 5.3.0, PHP 7) Rewinds all attached iterator instances

(PHP 5 >= 5.1.0, PHP 7) Returns an iterator for the current entry if it is a directory

(PHP 5 >= 5.1.0, PHP 7) Returns an iterator for the current entry if it is an

(PHP 5 >= 5.4.0, PHP 7) Create a filtered iterator from another iterator

(PHP 5 >= 5.3.0, PHP 7) Next element public

(PHP 5, PHP 7) Determine if current DirectoryIterator item is a symbolic link

(PHP 5 >= 5.1.0, PHP 7) Forward to the next element

(PHP 5 >= 5.3.0, PHP 7) Serialize public string

(PHP 5 >= 5.3.0, PHP 7) Get current entry