Класс EmptyIterator

(PHP 5 >= 5.1.0, PHP 7, PHP 8)

Класс EmptyIterator для пустого итератора.

class EmptyIterator implements Iterator {

/* Методы */

public function current(): never

public function key(): never

public function next(): void

public function rewind(): void

public function valid(): false

}

Содержание

EmptyIterator::current — Метод current()
EmptyIterator::key — Метод key()
EmptyIterator::next — Метод next()
EmptyIterator::rewind — Метод rewind()
EmptyIterator::valid — Проверяет, действителен ли текущий элемент

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