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PHP - Manual: RecursiveIteratorIterator::getSubIterator - 互联网笔记

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PHP - Manual: RecursiveIteratorIterator::getSubIterator

2025-06-27

RecursiveIteratorIterator::getSubIterator

(PHP 5, PHP 7, PHP 8)

RecursiveIteratorIterator::getSubIteratorThe current active sub iterator

说明

public RecursiveIteratorIterator::getSubIterator(?int $level = null): ?RecursiveIterator
警告

本函数还未编写文档,仅有参数列表。

参数

level

返回值

The current active sub iterator on success; null on failure.

更新日志

版本 说明
8.0.0 level is now nullable.
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lovePhp
6 years ago
Please document this method. I have found a use for it and would love to better understand how it works. TY : )

官方地址:https://www.php.net/manual/en/recursiveiteratoriterator.getsubiterator.php

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