一切程序的开始，也是每一个程序员的开始

BATCH

@echo off
echo Hello, World!
pause

易语言

信息框（“Hello, world!”,0,,）

GBasic

print("Hello, world!")

lua

print("Hello, World!")

VB

Module MainFrm
    Sub Main()
        System.Console.WriteLine("Hello, World!")
    End Sub
End Module

C

#include <stdio.h>
int main(void)
{
    printf("Hello, World!\n");
    return 0;
}

OC

#import <Foundation/Foundation.h>

int main()
{
     NSLog(@"Hello, World!");
}

Switf

print("Hello, World!")

GO

package main

import "fmt"

func main(){
	fmt.println("Hello, world!")
}

Java

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

C++

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

#include<iostream>
using namespace std;
int main()
{
    cout << "Hello,World!" << endl;
    return 0;
}

C#

namespace HelloWorld
{
    class Program
    {
        static void Main(string[] args)
        {
            System.Console.WriteLine("Hello, World!");
        }
    }
}

PHP

<?php
echo 'Hello, world!';
print 'Hello, world!';
?>

ASP

response.write ("Hello, World!")

JS

document.write("Hello, World!");

Python3

print("Hello, World!")

HTML

<p>Hello, World!</p>

仓颉（Cangjie）

main(): Int64 {
    println("hello world")
    return 0
}