(PHP 5 >= 5.1.2, PHP 7) Sets the class used with

(PHP 5 >= 5.3.0, PHP 7) Check whether the heap contains more nodes

(PHP 5 >= 5.0.0, PHP 7) Construct an ArrayIterator

(PHP 5 >= 5.1.2, PHP 7) Sets the class used with

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

(PHP 5 >= 5.2.0, PHP 7) Get flags used public

(PHP 5, PHP 7) Rewind dir back to the start public

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

(PECL spl_types >= 0.1.0) Creates a new value of some type

(PHP 5 >= 5.1.0, PHP 7) Return the current position