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C

#include <stdio.h>
int main() {
  printf("Hello, World!");
  return 1;
}

C++

#include <iostream>
#include <stdio.h>
int main() {
  std::cout << "Hello, World!" << std::endl;
  return 1;
}

C#

using System;
class HelloWorld
{
  public static void Main()
  {
    Console.WriteLine("Hello, World!");
    Console.ReadLine();
  }
}

Delphi

procedure TForm1.Button1Click(Sender: TObject);
begin
  label1.Caption := 'Hello, World!';
end;
procedure TForm1.FormCreate(Sender: TObject);
begin
end;
end.

Go

package main

import "fmt"

func main() {
    fmt.Printf("Hello, World!")
}

HTML

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Hello, World!</title>
</head>
<body>
Hello, World!
</body>
</html>

Java

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

JavaScript

// Browser
console.log("Hello, World!");

// Node.js
var sys = require("sys");
sys.puts("Hello, World!");

Lua

print("Hello, World!");

Matlab

function HelloWorld()
disp('Hello, World!');
end

Objective-C

#import<Foundation/Foundation.h>
int main (int argc, constchar * argv[]) {
    @autoreleasepool {
        NSLog(@"Hello, World!");
    }
    return 0;
}

Perl

#!/usr/bin/env perl
print "Hello, World!";

PHP

<?php
echo "Hello, World!";
?>

Python

print("Hello, World!")

R

print ("Hello, World!");

Ruby

puts "Hello, World!";

Scala

object HelloWorld {
    def main(args: Array[String]): Unit = {
        println("Hello, World!")
    }
}

Shell

#!bin/sh
echo "Hello, World!"

SQL

SELECT "Hello, World!";

Swift

import Foundation

println("Hello, World!")

Visual Basic

Module Hello
  Sub Main()
      MsgBox("Hello, World!")
  End Sub
End Module