The RecursiveIteratorIterator class

(PHP 5, PHP 7, PHP 8)

简介

Can be used to iterate through recursive iterators.

类摘要

class RecursiveIteratorIterator implements OuterIterator {
/* 常量 */
const int LEAVES_ONLY = 0;
const int SELF_FIRST = 1;
const int CHILD_FIRST = 2;
const int CATCH_GET_CHILD = 16;
/* 方法 */
public __construct(Traversable $iterator, int $mode = RecursiveIteratorIterator::LEAVES_ONLY, int $flags = 0)
public beginChildren(): void
public beginIteration(): void
public callGetChildren(): ?RecursiveIterator
public callHasChildren(): ?bool
public current(): mixed
public endChildren(): void
public endIteration(): void
public getDepth(): int
public getInnerIterator(): RecursiveIterator
public getMaxDepth(): int|false
public getSubIterator(?int $level = null): ?RecursiveIterator
public key(): mixed
public next(): void
public nextElement(): void
public rewind(): void
public setMaxDepth(int $maxDepth = -1): void
public valid(): bool
/* 继承的方法 */
public OuterIterator::getInnerIterator(): ?Iterator
}

预定义常量

RecursiveIteratorIterator::LEAVES_ONLY

RecursiveIteratorIterator::SELF_FIRST

RecursiveIteratorIterator::CHILD_FIRST

RecursiveIteratorIterator::CATCH_GET_CHILD

目录