Hello world

//This is a simple Hello World program.

public class hello world {
	public static void main(Strin[] args) {
     	System.out.println("Hello World"); 
    }
}

Hello world

#include <iostream>
int main(){
cout << "Hello World!";
return 0;
}

Hello world

echo("hello world");

Hello world

document.write("Hello World");
console.log("Hello World");

Hello world

// I can't believe there is no grepper answer here!

// Here is Java hello world:

public class HelloWorld {
    public static void main(String[] args) {
        System.out.println("Hello, World!");
    }
}

Hello world

// Objective-C hello world

#import <Foundation/Foundation.h>

int main(int argc, char * argv[]) {
  @autoreleasepool {
    NSLog (@"Hello, World");
  }
}

Hello world

<p>Hello World </p>

Hello world

print("hello world.")

Hello world

// Welcome to world of programming
printf("Hello World");

Hello world

#include <iostream>
std::cout << "Hello, World!";

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