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    PHP Manual»イテレータ»EmptyIterator

    EmptyIterator クラス

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

    空のイテレータ用の EmptyIterator クラスです。

    class EmptyIterator implements Iterator {
    /* メソッド */
    public function current(): never
    public function key(): never
    public function next(): void
    public function rewind(): void
    public function valid(): false
    }

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