Why Kotlin Data Class Lambdas Break Equality and How to Fix It

This article explains how Kotlin treats lambda expressions as distinct objects, causing two data class instances with identical lambda bodies to be unequal, demonstrates the problem with code examples, and shows how extracting the lambda into a shared reference restores proper equality, highlighting implications for equals, hashCode, and Compose.

Code ExampleKotlindata class

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Why Kotlin Data Class Lambdas Break Equality and How to Fix It

Rare Earth Juejin Tech Community

Jun 7, 2024 · Mobile Development

Implementing Data Classes and Sealed Classes in Dart (Comparison with Kotlin)

This article explains how to replicate Kotlin's data class and sealed class features in Dart for Flutter development, covering manual implementations, popular packages such as freezed, equatable, and built_value, as well as the new sealed class support introduced in Dart 3.0.

EquatableFreezedKotlin

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Implementing Data Classes and Sealed Classes in Dart (Comparison with Kotlin)

Hujiang Technology

Jul 6, 2017 · Fundamentals

Kotlin Class Features: Constructors, Modifiers, and Special Classes

This article explains Kotlin class declarations, covering primary and secondary constructors, visibility modifiers, and special class types such as enums, sealed classes, and data classes, with code examples illustrating each concept.

ClassConstructordata class

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Kotlin Class Features: Constructors, Modifiers, and Special Classes