MultipleIterator::containsIterator

(PHP 5 >= 5.3.0, PHP 7, PHP 8)

MultipleIterator::containsIterator — Checks if an iterator is attached

public MultipleIterator::containsIterator(Iterator $iterator): bool

Checks if an iterator is attached or not.

警告

本函數(shù)還未編寫文檔，僅有參數(shù)列表。

成功時(shí)返回 true，或者在失敗時(shí)返回 false。