In this tutorial, we will learn about Java abstract classes and methods and how to use them in our program with the help of examples. Abstract Class An abstract class is a class that cannot be instantiated (we cannot create objects of an abstract class). Syntax We use the abstract keyword to declare an abstract class. […]
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In this article, you will learn about Constructors (both primary and secondary constructor) behavior in Inheritance, in Kotlin with the help of examples. A constructor for a class is a special member function, which is called implicitly, just after the memory is allocated for the object to initialize the properties of the newly created object
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In this tutorial, we will learn about Inheritance in Kotlin with the help of examples. Inheritance Inheritance is one of the key feature of OOP (Object Oriented Programming). Inheritance can be defined as the process where one class is allowed to inherit the features (properties and functions) of another class. The class which inherits the features of other
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In this article, you will learn about Constructor behavior in Inheritance, in Java with the help of examples. A Constructor is a member function of a class that allows you to initialize a newly created object of that class type with some initial value and has same name as class with no explicit return type.
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In this tutorial, we will learn about inheritance in Java with the help of examples. Inheritance Java Inheritance is one of the key feature of OOP (Object Oriented Programming). Inheritance can be defined as the process where one class is allowed to inherit the features (fields and methods) of another class. Inheritance supports the concept
In this article, you will learn to extend a class with new functionality using extension functions. Extension Function Kotlin provides the ability to add methods to the existing classes without having to inherit from the class or use design patterns such as Decorator to do this. This is achieved using special declarations called extensions. Using
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In this article, you will learn about infix notation to call a function in Kotlin with the help of examples. Kotlin supports function calls of a special kind, called infix calls. In Kotlin, functions marked with infix keyword can also be called using infix notation means calling without using parenthesis and dot. Before you learn
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In this article, you will learn about default and named arguments with the help of examples. Kotlin Default Argument In Kotlin, you can provide default values to parameters in the function definition and the parameter with a default value is called default argument. There are three cases for default arguments: Case I: All arguments passed
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In this article, you’ll learn about Kotlin functions, how to define a function and use them in your program with the help of examples. Functions A Kotlin function is a collection of statements that are grouped together to perform an operation. Functions allow us to reuse the code without retyping the code i.e. you can write
In this article, you will learn about while loop and how to create while loop in Kotlin programming. Loops in Kotlin are used when we want to execute a block of statements repeatedly until a specific condition is met(condition is false). Kotlin While Loop The while loop executes the block of code as long as a specified
