Nodejs Express to complete installation instructions __JS

First, installation

Official website http://expressjs.com/

Express4. X has some changes, the 4.x version of the command tool separate out (Https://github.com/expressjs/generator), all to be installed first Express-generator, otherwise create a project, will prompt the express command not found.

$ npm install-g express-generator #需先安装express-generator

$ npm install-g Express

$ express-v  #验证是否安装成功

Second, create the project

$ Express Myfirstexpress # Express default template with Jade, if you need Ejs template support, plus the-e option, that is, EXPRESS-E myfirstexpress
$ cd myfirstexpress

$ ls
app.js  bin  package.json  public  routes  

Third, the operation of the project

$ NPM Install #需要等待一段时间 because you need to get a lot of library files

$ npm start

> myfirstexpress@0.0.1 start/root/myfirstexpress
> node./bin/www

Iv. visit the First Express project

Input http://your ip:3000 in the browser

Show

Express

Welcome to express

Description Express Installation Success