Kotlin Tutorial
Data Class in Kotlin (Detailed Guide With Examples)
Table of Contents
- Introduction
- What is Data Class in Kotlin?
- What is the Use of Data Class in Kotlin?
- How to Declare Data Class in Kotlin?
- Data Class in Kotlin Example
- Kotlin Data Class Requirements
- Functions of Data Class in Kotlin
- How to Change Value of Kotlin Data Class?
- Deep Copy of Data Class in Kotlin
- Create List of Kotlin Data Class Objects
- Kotlin Full Course Video for Beginners [FREE]
Kotlin Full Course Video for Beginners [FREE]
Kotlin Data Class FAQs
A data class generates equals(), hashCode(), toString(), and copy() methods based on its properties. These methods allow for easy comparison, hashing, string representation, and copying of objects.
Yes, you can provide your own implementations of these methods if needed, but the automatically generated methods are typically sufficient for most use cases.
Data classes are immutable by default, meaning their properties are declared as val (read-only). You can make them mutable by using var instead.
Yes, you can add additional properties and methods to a data class, but it's recommended to keep data classes simple and focused on data storage and representation.
Yes, data classes work seamlessly with libraries like Gson, Jackson, and Moshi to facilitate the easy conversion of JSON data to Kotlin objects and vice versa.
Data classes have certain rules, such as requiring a primary constructor and disallowing explicit body blocks. It's important to ensure that data classes are appropriate for your use case before using them.
