관리-도구

편집 파일: PostOrderVisitor.php

<?php /** * Copyright (c) 2013-2025 Nicolò Martini * * For the full copyright and license information, please view * the LICENSE.md file that was distributed with this source code. * * @see https://github.com/nicmart/Tree */ namespace Tree\Visitor; use Tree\Node\NodeInterface; class PostOrderVisitor implements Visitor { /** * @return array<int, NodeInterface> $node */ public function visit(NodeInterface $node): array { $nodes = []; foreach ($node->getChildren() as $child) { $nodes = \array_merge( $nodes, $child->accept($this), ); } $nodes[] = $node; return $nodes; } }