Hello world!
1. C
#include <stdio.h>
int main(void)
{
printf("Hello World\n");
return 0; // ends the program
}
2. C++
#include <iostream>
using namespace std;
int main()
{
cout << "Hello, World!"; // std output stream
return 0; // exit status
}
3. C# (c sharp)
using System;
namespace HelloWorld
{
class Hello {
static void Main(string[] args)
{ // prints hello world
System.Console.WriteLine("Hello World!");
}
}
}
4. Java
class HelloWorld {
public static void main( String []args ) {
System.out.println( "Hello World!" );
}
}
5. Php
<?php
echo "Hello World!";
?>
6. Python
print('Hello ,world');
7. Ruby
puts "Hello World!"
8. Scala
object HelloWorld {
def main(args: Array[String]): Unit = {
println("Hello, world!")
}
}
9. JavaScript
console.log('Hello World');
10. Kotlin
fun main(args: Array<String>) {
println("Hello World!")
}
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