Hello World program in Kotlin

In this article, we will understand how to print hello world in Kotlin. Hello world is stored as a string format and is printed using ‘print()’ function.

Input

Suppose our input is

Hello World

Output

The expected out should be

Hello World

Algorithm

• Step 1 − START

• Step 2 − Define a string variable

• Step 3 − Display the string on the console

• Step 4 − STOP

Example 1

In this example, we will simply display a string “Hello World” using the print() method in Kotlin −

fun main() {
   val inputStr = "Hello World!"

   print(inputStr)
}

Output

Hello World!

Example 2

Here, we have created a custom function and printed Hello World

fun printStr(inputStr : String){
   print(inputStr)
}

fun main() {
   val inputStr = "Hello World!"
   printStr(inputStr)
}

Output

Hello World!