<p>mixinを使う。下記記事を参照<br style="display:none">
<span class="embed-block zenn-embedded zenn-embedded-card"><iframe id="zenn-embedded__8f89113ad8ca" src="https://embed.zenn.studio/card#zenn-embedded__8f89113ad8ca" data-content="https%3A%2F%2F417.run%2Fpg%2Fflutter-dart%2Fdart-flutter-mixin%2F" frameborder="0" scrolling="no" loading="lazy"></iframe></span><a href="https://417.run/pg/flutter-dart/dart-flutter-mixin/" style="display:none" target="_blank" rel="nofollow noopener noreferrer">https://417.run/pg/flutter-dart/dart-flutter-mixin/</a></p>
<p>ModelAとModelBで共通のメソッドやプロパティが存在するときに使うみたい。<br style="display:none">
<span class="embed-block zenn-embedded zenn-embedded-card"><iframe id="zenn-embedded__ba831a72dfcbc" src="https://embed.zenn.studio/card#zenn-embedded__ba831a72dfcbc" data-content="https%3A%2F%2Fsyossan.hateblo.jp%2Fentry%2F2014%2F09%2F05%2F124012" frameborder="0" scrolling="no" loading="lazy"></iframe></span><a href="https://syossan.hateblo.jp/entry/2014/09/05/124012" style="display:none" target="_blank" rel="nofollow noopener noreferrer">https://syossan.hateblo.jp/entry/2014/09/05/124012</a></p>
<p>ただ自分の作成しているプロジェクトでは現状、viewModel層でロジックがたくさん存在しており、それをmixinで分けてもいいのか悩み中</p>


Dartでtraitを使用するやり方

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