Kotlin Program to add two numbers using the primary constructor


In this program, You will learn how to add two numbers using the primary constructor in Kotlin.


20 = 10 + 10

30 = 10 + 20

Example: How to add two numbers using the primary constructor in Kotlin.

import java.util.Scanner

class Test(var a: Int, var b: Int) {
    fun add(): Int {
        return a + b
    }
}

fun main(args: Array<String>) {

    var sc = Scanner(System.`in`)

    print("Enter two numbers:")
    var a = sc.nextInt()
    var b = sc.nextInt()

    var obj = Test(a, b)
    var sum = obj.add()

    println("Sum is:$sum")
}

Output:

Enter two numbers:10 20
Sum is:30