不积跬步,无以至千里。 CC++C#JavaPHPGoPythonNodeRubyQt 1 2 3 4 5 6#include <stdio.h> int main(void) { printf("Hello World!\n"); return 0; } 1 2 3 4 5 6#include <iostream> int main(void) { std::cout << "Hello World!" << std::endl; return 0; } 1 2 3 4 5 6 7 8 9 10 11using System; namespace helloWod { class Program { static void Main(string[] args) { Console.WriteLine("Hello World!"); } } } 1 2 3 4 5public class HelloWorld{ public static void main(String[] args){ System.out.println("Hello World!"); } } 1 2<?php echo "Hello World!"; 1 2 3 4 5package main import "fmt" func main(){ fmt.Println("Hello World!") } 1print('Hello World!') 1console.log("Hello World!"); 1puts "Hello World!" 1 2 3 4 5 6 7 8 9 10 11 12#include <QApplication> #include <QLabel> int main(int argc, char *argv[]) { QApplication app(argc, argv); QLabel label("Hello, world"); label.show(); return app.exec(); } 90后 前沿技术 yahx6037@foxmail.com