day03_05 Python program file execution and comparison with other programming languages

Python is not available on the Windows operating system, but Python is the default on Linux

There are two ways to execute a python program:

1. Interaction, disadvantage program can not be permanently saved, mainly used for simple grammar test

2. File Execution

Compare Hello World in other languages

C++

#include <iostream>int main (void) {std::cout<< "Hello world!";}

C

#include <studio.h>int main (void) {printf ("\nhello world!"); return 0;}

Java

public class helloworld{//        program entry public        static void Mian (String args[]) {        //Output information        to console System.out.println ("Hello world!");}    }

Php

<?php        echo "Hello World";? >

Ruby

Puts "Hello world!"

GO

Package Mainimport "FMT" Func Main () {    fmt. Printf ("Hello world!\n God Bless you!");}

day03_05 Python program file execution and comparison with other programming languages