🌍 Hello World 编程语言大全

探索不同编程语言中的第一个程序

🐍 Python
# Python Hello World print("Hello, World!")
🟨 JavaScript
// JavaScript Hello World console.log("Hello, World!");
☕ Java
// Java Hello World public class HelloWorld { public static void main(String[] args) { System.out.println("Hello, World!"); } }
⚡ C++
// C++ Hello World #include <iostream> int main() { std::cout << "Hello, World!" << std::endl; return 0; }
🔧 C
// C Hello World #include <stdio.h> int main() { printf("Hello, World!\n"); return 0; }
🔷 C#
// C# Hello World using System; class Program { static void Main() { Console.WriteLine("Hello, World!"); } }
🐹 Go
// Go Hello World package main import "fmt" func main() { fmt.Println("Hello, World!") }
🦀 Rust
// Rust Hello World fn main() { println!("Hello, World!"); }
🐘 PHP
<?php // PHP Hello World echo "Hello, World!"; ?>
💎 Ruby
# Ruby Hello World puts "Hello, World!"
🦉 Swift
// Swift Hello World print("Hello, World!")
🎯 Kotlin
// Kotlin Hello World fun main() { println("Hello, World!") }
📘 TypeScript
// TypeScript Hello World console.log("Hello, World!");
🎯 Dart
// Dart Hello World void main() { print('Hello, World!'); }
🔺 Scala
// Scala Hello World object HelloWorld { def main(args: Array[String]): Unit = { println("Hello, World!") } }
🐪 Perl
# Perl Hello World print "Hello, World!\n";