(PHP 5 >= 5.3.0, PHP 7) Get children public

(PHP 5 >= 5.3.0, PHP 7) End iteration public

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

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

(PHP 5 >= 5.3.0, PHP 7) Begin children public

(PHP 5 >= 5.3.0, PHP 7) Get the prefix public

(PHP 5 >= 5.3.0, PHP 7) End children public

(PHP 5 >= 5.3.0, PHP 7) Has children public

(PHP 5 >= 5.3.0, PHP 7) Get the key of the current element

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