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MERN Quick Start Guide

You're reading from   MERN Quick Start Guide Build web applications with MongoDB, Express.js, React, and Node

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Product type Paperback
Published in May 2018
Publisher Packt
ISBN-13 9781787281080
Length 302 pages
Edition 1st Edition
Languages
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Author (1):
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Eddy Wilson Iriarte Koroliova Eddy Wilson Iriarte Koroliova
Author Profile Icon Eddy Wilson Iriarte Koroliova
Eddy Wilson Iriarte Koroliova
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Toc

Table of Contents (8) Chapters Close

Preface 1. Introduction to the MERN Stack FREE CHAPTER 2. Building a Web server with ExpressJS 3. Building a RESTful API 4. Real-Time Communication with Socket.IO and ExpressJS 5. Managing State with Redux 6. Building Web Applications with React 7. Other Books You May Enjoy

CRUD operations using ExpressJS' route methods

ExpressJS' router has equivalent methods to handle HTTP methods. In other words, the HTTP methods POST, GET, PUT, and DELETE can be handled by this code:

      /* Add a new user */ 
      app.post('/users', (request, response, next) => { }) 
      /* Get user */ 
      app.get('/users/:id', (request, response, next) => { }) 
      /* Update a user */ 
      app.put('/users/:id', (request, response, next) => { }) 
      /* Delete a user */ 
      app.delete('/users/:id', (request, response, next) => { })  

It's good to think of every URL as a noun and because of that a verb can act on it. In fact, HTTP methods are also known as HTTP verbs. If we think about them as verbs, when a request is made to our RESTful API, they can be understood as:

  • Post a user
  • Get a user
  • Update...
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