This React and Express Js tutioral will walk you through what is react js, features of react, what is express js, features of express js and then we will see how to connect the react with express server. React is a javascript library which is used to build mobile and web applicaations with the help of react we can create a client-side application or user interface, react is a combination of html and javascript. React is a reusable component based front-end based library of javascript and Express Js is a Node Js framework which helps to write the API’s very efficiently together react and express js makes very powerfull web application.

2. • Introduction
• What is React JS?
• Features of React JS
• What is Express JS?
• Features of Express JS
• How to connect client side to server side
What’s in It For You?

3. Introduction
• Every application consists of frontend, backend and the database together they from full-stack
• React was created and maintained by meta and it is used to make web applications responsive
• Express is unopinionated and used to make API’s it is maintained by node.js

4. What is React JS?
React is a JavaScript library which is used to build mobile and web application fast and
interactive,
It is an open source, reusable component-based front-end library of JavaScript

5. JSX :
It is a syntax extension to
JavaScript, with react it is used
to describe how the UI should
look like
Virtual Document Object
Model (DOM) :
It defines how document are
accessed and manipulated in a
webpage
Performance :
There are several ways to
speed up your react
application by using virtual
DOM
Features of React JS

6. One-way data binding:
Information flows in one direction,
React receives information through
arguments and pass it by return
values
Extensions :
React goes beyond simple UI
and has many extensions for
complete application support
Features of React JS
Debugging :
There is a small browser
extension created by Facebook
to make react debugging easier
and faster

7. What is Express JS?
Express is a Node.js framework designed for building APIs, web applications and
cross-platform mobile apps, Express is high performance, fast, unopinionated, and
lightweight

8. Fast Server-Side
Development:
With the help of Node.js
features, express can save
a lot of time
Middleware :
It is a request handler,
which have the access to
the application’s request-
response cycle
Routing :
Refers to how an application’s
endpoints (URIs) respond to
client requests
Features of Express JS

9. Templating :
Creates a html template file
with less code and render
HTML Pages
Debugging :
Express makes it easier as it
identifies the exact part
where bugs are
Features of Express JS