When kotlin

Kotlin when

val x = 3
when(x) {
    3 -> println("yes")
    8 -> println("no")
    else -> println("maybe")
}
// when can also be used as an expression!
val y = when(x) {
    3 -> "yes"
    8 -> "no"
    else -> "maybe"
}
println(y) // "yes"

Source: kotlinlang.org

Kotlin when

fun numberTypeName(x: Number) = when(x) {
 0 -> "Zero" // Equality check
 in 1..4 -> "Four or less" // Range check
 5, 6, 7 -> "Five to seven" // Multiple values
 is Byte -> "Byte" // Type check
 else -> "Some number"
}

Kotlin when

fun signAsString(x: Int)= when {
 x < 0 -> "Negative"
 x == 0 -> "Zero"
 else -> "Positive"
}

When kotlin

var greeting : String ? = null
fun main(){
	when(greeting){
		null -> println("Hi")
        else -> println(greeting)
        }
   }

When kotlin

#include<bits/stdc++.h>
using namespace std;
int main()
{
  cout<<"HEllo";
}

-1

Similar codes

0 vote218 views1 answer
C++ rgb code
C++
1 vote209 views1 answer
How to print fixed places after decimal point in c++
C++
0 vote222 views10 answers
Python to c++ transpiler
C++
0 vote240 views1 answer
Pass map as reference c++
C++
0 vote223 views1 answer
How to increase array memory in c++
C++
0 vote221 views10 answers
Hello world in c++
C++
28 votes193 views0 answer
C c++
C++
0 vote222 views1 answer
Default rule of five c++
C++
9 votes234 views2 answers
Fast io
C++
1 vote236 views1 answer
In c++ ++ how to write if without if
C++