How to Install Express Application Using Express Generator Tool

Install Express Application: This tutorial will help you to create a basic structure of Express js. If you are going to develop web applications using express js, you should create a basic structure of express. So that you can easily develop your web application. Even you will get a basic demo of routing, static files & views folder. On the basis of these demos, you will be able to create other folders, files & coding scripts according to your project requirement.

Table of Contents

Express Generator Tool

Express Generator Tool provides an environment to quickly create a basic structure of express. You can read more about it through the official website expressjs.com

Before installing the express app, Node.js & NPM must be already installed on your computer or laptop.

How to Install Express Application

You can easily install the express application in your system with the following simple steps –

Install Node.js

First of all, Install the latest LTE Version of Node.js from the official website nodejs.org.

Install Express Js

After that, Go to the root directory in your system where you want to install the express js.

Run the following command to create the Express app –

npx express-generator --view=ejs nodeapp

Where –

ejs is the template engine
nodeapp is the root folder of the express app

After successfully run the above command, you will get the express app wit the following command.

create : myapp/
   create : myapp/public/
   create : myapp/public/javascripts/
   create : myapp/public/images/
   create : myapp/public/stylesheets/
   create : myapp/public/stylesheets/style.css
   create : myapp/routes/
   create : myapp/routes/index.js
   create : myapp/routes/users.js
   create : myapp/views/
   create : myapp/views/error.ejs
   create : myapp/views/index.ejs
   create : myapp/app.js
   create : myapp/package.json
   create : myapp/bin/
   create : myapp/bin/www

Install npm Dependencies

Go to the nodeapp root directory –

cd nodeapp

Now You have to install the npm dependencies by running the following command

npm install

Run Express Js App

After that, You have to start the node development server using the following command to run the express app

DEBUG=nodeapp:* npm start

After getting started on the server, Run your Express App by entering the following Port in your browser.

http://localhost:3000/

My Suggestion

Dear Developer, I hope you have learned how to install the express application using the express-generator. Now, you can easily develop projects using express. So, continue to visit my website, I will share more Node.js & express.js tutorials for you.

Thanks for reading this tutorial…