Kotlin Sealed Classes (Deep Explanation) Sealed classes in Kotlin are used to represent restricted class hierarchies.They are extremely powerful for state handling, result modeling, and safe polymorphism, especially in Android, backend APIs, and clean...
Kotlin Inheritance & Polymorphism (Deep Explanation) Kotlin supports inheritance and polymorphism with strict rules that make code safe, explicit, and less error-prone than Java. PART 1: INHERITANCE IN KOTLIN 1. What is Inheritance? Inheritance...
Kotlin Class Functions Class functions (also called member functions) are functions that belong to a class and define the behavior of objects.In Kotlin, class functions are clean, concise, and powerful. 1. Basic Class Function...
Kotlin Constructors In Kotlin, constructors are special blocks used to initialize objects.Kotlin provides two types of constructors: Primary Constructor Secondary Constructor Kotlin constructors are simpler and more powerful than Java. 1. Primary Constructor (Most...
Kotlin classes and objects are the foundation of Object-Oriented Programming (OOP).Kotlin improves on Java by providing concise syntax, safety, and powerful features. 1. Class Basics Simple Class
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class Person { var name: String = "Unknown" var age: Int = 0 } |
Creating an Object
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val p = Person() p.name = "Sanjit" p.age = 22 |
2. Primary...
Object-Oriented Programming (OOP) in Kotlin is based on objects and classes. Kotlin fully supports OOP principles and adds modern features that make code cleaner, safer, and more concise than Java. 1. Core OOP Concepts...