Implementation using the ExpressJS

What are the Requests in the Postman?

In Postman, “requests” refer to the HTTP requests sent to a web server, which are used to perform various actions such as retrieving, creating, updating, or deleting resources. These requests correspond to different HTTP methods, each serving a specific purpose in the interaction with web services and APIs:...

How To Send the Requests:

Before sending the requests first of all create a collection and add different requests to that collection. After that, we can use different requests....

1. How to send GET Request?

A GET request is used to retrieve data from a server....

2. How to send POST Request?

POST requests are used to send data to a server....

3. How to send PUT Request ?

PUT requests are used to update existing data on the server. Follow the same steps as the POST request, but select PUT as the method....

4. How to send DELETE Request?

To delete data, use the same endpoints with an item ID....

Implementation using the ExpressJS:

In this example, we will implement a simple REST API and will implement the GET, POST, and DELETE request and we will also test it on the Postman, and observer the output. Here we will use the temperory memory to hold the items so we can work with that with different kind of API requests....

Steps to setup and test the different types of request with expressJS:

Step 1: Create a simple project, use the following command....