Kotlin Hello World Program
Syntax
fun main(args: Array<String>) {
println("Hello, World!")
}
Example
fun main(args: Array<String>) {
println("Hello, World!")
}
Output
Hello, World!
Explanation
The above Kotlin program is a simple example of a "Hello World" program.
- The
fun
keyword in front ofmain
signifies that it is a function. main
is the entry point of any Kotlin program.(args: Array<String>)
is the parameter list. Here,args
represents the command-line arguments passed to the program andArray<String>
specifies that the parameter is an array of strings.- The
println()
function is used to print out the string "Hello, World!" to the console.
Use
The "Hello World" program is a simple program that is used to demonstrate the basic syntax of a programming language. It is usually the first program written by beginners in any programming language.
Important Points
main()
function is the entry point of the Kotlin program.args
represents the command-line arguments passed to the program.println()
function is used to print out the string to the console.
Summary
In this tutorial, we learned how to write a "Hello World" program in Kotlin. We covered the basic syntax, example, output, explanation, use, important points, and summary of the program. The "Hello World" program is a simple program used to demonstrate the basics of a programming language.