how to write a function in kotlin
// Use 'fun' keyword to declare function
// 'num' is the parameter and is of type Int
// The ':Int' indicates the return type
fun square(num: Int):Int {
return num * num
}how to write a function in kotlin
// Use 'fun' keyword to declare function
// 'num' is the parameter and is of type Int
// The ':Int' indicates the return type
fun square(num: Int):Int {
return num * num
}kotlin variable in string
//Kotlin variable in string
//variables go in a ${} in a string, example
println("Happy ${age}th birdthday, ${name}!"kotlin method return
fun sum(val a: Int, val b: Int): Int {
return a+b
}
fun sum(val a: Int, val b: Int) = a + bkotlin function return
fun sum(a: Int, b: Int): Int {
return a + b
}Copyright © 2021 Codeinu
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