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@X0ttrE(Tsubasa Yamamoto)inユースタイルラボラトリー株式会社

PHP 継承 VS トレイト

Last updated at Posted at 2026-01-22
項目 継承 トレイト
実行速度 早い 僅かに遅い(オーバーヘッド)
メモリ消費量 １クラス分のメモリ量 n(呼び出し先)個分

※OpCacheというphpのコンパイル済みの実行ファイルをメモリ上に保存する仕組みによって実行速度はほぼ差がない🥹

まとめ

どちらも候補に上がる状況なら継承を選ぼう

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