OuterIterator::getInnerIterator

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

OuterIterator::getInnerIterator — Returns the inner iterator for the current entry

说明

public OuterIterator::getInnerIterator(): ?Iterator

Returns the inner iterator for the current iterator entry.

参数

此函数没有参数。

返回值

Returns the inner iterator for the current entry if it exists, or null otherwise.