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001. hello word

VBScript

JScript

Perl

PHP

Python

Ruby

PowerShell

Scala

F#

C

C++

$ cat hello.cpp
#include <iostream>
using namespace std;
int main(int argc, char**arg) {
  cout << "Hello, World!" << endl;
}
$ g++ hello.cpp
$ ./a.out
Hello, World!

C++Builder

VC++

C#

$ cat hello.cs
using System;
public class Hello {
  public static void Main() {
    Console.WriteLine("Hello, World!");
  }
}
$ mcs hello.cs
$ mono hello.exe
Hello, World!

Java

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

Objective-C

$ cat hello.m
#include <stdio.h>
int main(int argc, char **argv) {
  printf("Hello, World!\n");
}
$ gcc hello.m
$ ./a.out
Hello, World!

D

VB

VB.NET

Delphi

Ada

PL/SQL

T-SQL