<h4 id="%E2%9C%8F%EF%B8%8F%E9%87%8D%E8%A4%87%E3%82%92%E9%98%B2%E3%81%90%E8%80%83%E3%81%88%E6%96%B9%E3%80%81%E7%B9%B0%E3%82%8A%E8%BF%94%E3%81%97%E3%82%92%E9%81%BF%E3%81%91%E3%82%8B%E3%81%93%E3%81%A8" data-line="0" class="code-line">
<a class="header-anchor-link" href="#%E2%9C%8F%EF%B8%8F%E9%87%8D%E8%A4%87%E3%82%92%E9%98%B2%E3%81%90%E8%80%83%E3%81%88%E6%96%B9%E3%80%81%E7%B9%B0%E3%82%8A%E8%BF%94%E3%81%97%E3%82%92%E9%81%BF%E3%81%91%E3%82%8B%E3%81%93%E3%81%A8" aria-hidden="true"></a> ✏️重複を防ぐ考え方、繰り返しを避けること</h4>
<h4 id="%E2%9C%8F%EF%B8%8F%E9%96%A2%E6%95%B0%E3%81%AE%E5%90%88%E6%88%90%E3%81%AB%E3%81%8A%E3%81%91%E3%82%8B%E9%87%8D%E8%A6%81%E3%81%AA%E3%83%9D%E3%82%A4%E3%83%B3%E3%83%88" data-line="1" class="code-line">
<a class="header-anchor-link" href="#%E2%9C%8F%EF%B8%8F%E9%96%A2%E6%95%B0%E3%81%AE%E5%90%88%E6%88%90%E3%81%AB%E3%81%8A%E3%81%91%E3%82%8B%E9%87%8D%E8%A6%81%E3%81%AA%E3%83%9D%E3%82%A4%E3%83%B3%E3%83%88" aria-hidden="true"></a> ✏️関数の合成における重要なポイント</h4>
<p data-line="2" class="code-line"><span class="embed-block zenn-embedded zenn-embedded-card"><iframe id="zenn-embedded__ff2ca8d916169" src="https://embed.zenn.studio/card#zenn-embedded__ff2ca8d916169" data-content="https%3A%2F%2Fxn--97-273ae6a4irb6e2hsoiozc2g4b8082p.com%2F%25E3%2582%25A8%25E3%2583%2583%25E3%2582%25BB%25E3%2582%25A4%2FDRY%25E5%258E%259F%25E5%2589%2587%2F" frameborder="0" scrolling="no" loading="lazy"></iframe></span><a href="https://xn--97-273ae6a4irb6e2hsoiozc2g4b8082p.com/%E3%82%A8%E3%83%83%E3%82%BB%E3%82%A4/DRY%E5%8E%9F%E5%89%87/" style="display:none" target="_blank" rel="nofollow noopener noreferrer">https://プログラマが知るべき97のこと.com/エッセイ/DRY原則/</a></p>
<p data-line="4" class="code-line"><span class="embed-block zenn-embedded zenn-embedded-card"><iframe id="zenn-embedded__4bf3c5ed1c4e3" src="https://embed.zenn.studio/card#zenn-embedded__4bf3c5ed1c4e3" data-content="https%3A%2F%2Fja.wikipedia.org%2Fwiki%2FDon%2527t_repeat_yourself" frameborder="0" scrolling="no" loading="lazy"></iframe></span><a href="https://ja.wikipedia.org/wiki/Don%27t_repeat_yourself" style="display:none" target="_blank" rel="nofollow noopener noreferrer">https://ja.wikipedia.org/wiki/Don't_repeat_yourself</a></p>


Don't repeat yourself（DRY）

✏️重複を防ぐ考え方、繰り返しを避けること

✏️関数の合成における重要なポイント

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