Node.js 8 the Right Way

Serving APIs with Express

In this section, you’ll develop a minimal Hello World application using Express to cover the basics, then we’ll move on to something more substantial. Since this project will be short-lived, we won’t bother with creating a package.json file.

To begin, create a directory called hello to hold the application, and open a terminal to this directory. Next, install Express and Morgan (a logging utility).

​$ ​​npm​​ ​​install​​ ​​express@4.14.1​​ ​​morgan@1.8.1​

With those modules installed, open a text editor and enter the following:

web-services/hello/server.js

​'use strict'​;
​const​ express = require(​'express'​);
​const​ morgan = require(​'morgan' ...