The project that will start now will be a fully server-side application. We will not use any interface framework such as AngularJS, Ember.js, and others; let's just concentrate on the express framework.
The purpose of this application is to use all the express resources and middleware to create an application following the MVC design pattern.
Middleware is basically functions that are activated by the routing layer of express. The name refers to when a route is activated until its return (from start to end). Middleware is in the middle as the name suggests. It is important to remember that the functions are executed in the order in which they were added.
In the code examples, we will be using middleware including