ykws

<p>Kotlin 1.9 から <code>data object</code> が使えるようになった</p>
<p><span class="embed-block zenn-embedded zenn-embedded-card"><iframe id="zenn-embedded__70bb278a4e4c2" src="https://embed.zenn.studio/card#zenn-embedded__70bb278a4e4c2" data-content="https%3A%2F%2Fkotlinlang.org%2Fdocs%2Fobject-declarations.html%23data-objects" frameborder="0" scrolling="no" loading="lazy"></iframe></span><a href="https://kotlinlang.org/docs/object-declarations.html#data-objects" style="display:none" target="_blank" rel="nofollow noopener noreferrer">https://kotlinlang.org/docs/object-declarations.html#data-objects</a></p>


<p><span class="embed-block zenn-embedded zenn-embedded-card"><iframe id="zenn-embedded__0aa0fcb981808" src="https://embed.zenn.studio/card#zenn-embedded__0aa0fcb981808" data-content="https%3A%2F%2Fstar-zero.medium.com%2Fkotlin%25E3%2581%25AEdata-object-5ffdee50833c" frameborder="0" scrolling="no" loading="lazy"></iframe></span><a href="https://star-zero.medium.com/kotlin%E3%81%AEdata-object-5ffdee50833c" style="display:none" target="_blank" rel="nofollow noopener noreferrer">https://star-zero.medium.com/kotlinのdata-object-5ffdee50833c</a></p>
