Chapter 13: Ajax

Ajax is a technique that allows web pages to communicate asynchronously with a server, and it dynamically updates web pages without reloading. This enables data to be sent and received in the background, as well as portions of a page to be updated in response to user events, while the rest of the program continues to run.

The use of Ajax revolutionized how websites worked, and ushered in a new age of web applications. Web pages were no longer static, but dynamic applications.

In this chapter, we’ll cover the following topics:

  • Clients and servers

  • A brief history of Ajax

  • Communicating with the server using the Fetch API

  • Receiving data with Ajax

  • Sending data with Ajax

  • Form data

  • Our project ― obtain questions using Ajax ...

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