bhochhi / kotlin-guide Goto Github PK

  //very much similar to scala.
  fun sum(a: Int, b: Int): Int{
    return a+b
  }
  
  // inferred return type, inline body
  fun sum(a: Int, b: Int) = a + b
    
  //no meaningful return value. Unit can't omitted   
  fun printSum(a: Int, b: Int): Unit {
    println("printing sum of $a and $b is ${a + b}")
  }