Overview

RESTful API with CRUD Operations using Node.js and Express

Features

Operations implemented:

• Create new resource
• Read existing resource(s)
• Update existing resource
• Delete existing resource

Requirements

• Node.js (version >= 10)
• npm (Node Package Manager) or yarn

Installation

1. Clone the repository: git clone https://github.com/KumaarBalbir/RESTful-CRUD.git
2. Navigate to the project directory: cd RESTful-CRUD
3. Install dependencies: npm install

Usage

1. Start the server: npm start (nodemon)
2. The server will start running on http://localhost:3000 by default.

Endpoints

• GET /users: Retrieve all users.
• GET /users/:id: Retrieve a specific user by ID.
• POST /users: Create a new user.
• PUT /users/:id: Update an existing user by ID.
• DELETE /users/:id: Delete a user by ID.

Request and Response Formats

Create User (POST /users)

Request Body:

{
  "firstName": "Balbir",
  "lastName": "Prasad",
  "age": "23"
}

Get users (GET /users)

Response

[
{
  "id": "user-id",
  "firstName": "Balbir",
  "lastName": "Prasad",
  "age": "23"
},
{
  "id": "user-id",
  "firstName": "John",
  "lastName": "Doe",
  "age": "25"
},

]

Get user (GET /users/:id)

Response

{
  "id": "id",
  "firstName": "Balbir",
  "lastName": "Prasad",
  "age": "23"
}

Update user (PATCH /users/:id)

Request Body

{
  "age": "20"
}

Delete user (DELETE /users/:id)

Response: User with id 1234 deleted