Hello world!

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Hello world!是一个很神奇的单词,因为接触计算机语言大多是从Hello world开始的,然后就有魔力一样让你进入一个不可思议的世界,就像一个人降生,进入一个美丽的世界。你好,世界!

各种语言的Hello World

C
#include <stdio.h>
int main()
{
printf(“Hello World!\n”);
return 0;
}

C++

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

php
echo “Hello World!”;

Python
print “Hello World!”

计算机语言太多了,有兴趣可以看这个 http://www.roesler-ac.de/wolfram/hello.htm





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