naoshi

<blockquote data-line="0" class="code-line">
<p data-line="0" class="code-line">あるメモリーが「必要なくなった」かどうかを自動的に知る</p>
</blockquote>
<p data-line="2" class="code-line"><span class="embed-block zenn-embedded zenn-embedded-card"><iframe id="zenn-embedded__c31dfa230cd4c" src="https://embed.zenn.studio/card#zenn-embedded__c31dfa230cd4c" data-content="https%3A%2F%2Fdeveloper.mozilla.org%2Fja%2Fdocs%2FWeb%2FJavaScript%2FMemory_management%23%25E3%2582%25AC%25E3%2583%2599%25E3%2583%25BC%25E3%2582%25B8%25E3%2582%25B3%25E3%2583%25AC%25E3%2582%25AF%25E3%2582%25B7%25E3%2583%25A7%25E3%2583%25B3" frameborder="0" scrolling="no" loading="lazy"></iframe></span><a href="https://developer.mozilla.org/ja/docs/Web/JavaScript/Memory_management#%E3%82%AC%E3%83%99%E3%83%BC%E3%82%B8%E3%82%B3%E3%83%AC%E3%82%AF%E3%82%B7%E3%83%A7%E3%83%B3" style="display:none" target="_blank" rel="nofollow noopener noreferrer">https://developer.mozilla.org/ja/docs/Web/JavaScript/Memory_management#ガベージコレクション</a></p>
