C++

#include<iostream>intmain(void){std::cout<<"Helloworld";}


C

#include<stdio.h>intmain(void){printf("\nhelloworld!");return0;}

publicclassHelloWorld{//程序的入口publicstaticvoidmain(Stringargs[]){//向控制台输出信息System.out.println("HelloWorld!");}}

PHP

<?phpecho"helloworld!";?>

ruby

puts"Helloworld."


Go

packagemainimport"fmt"funcmain(){fmt.Printf("HelloWorld!\nGodBlessYou!");}