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Asynchronous Javascript And Xml
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A technique for loading data for only part of a page without having to refresh the entire page using the browser's XMLHttpRequest object.
Ajax makes a request to the server via an XMLHttpRequest object so that only a portion of the html page can be updated.
In this case, only necessary data is updated in JSON or XML format, which saves resources and time.

> **Asynchronous Javascript And Xml**

A technique for loading data for only part of a page without having to refresh the entire page using the browser's XMLHttpRequest object.

Ajax makes a request to the server via an XMLHttpRequest object so that only a portion of the html page can be updated.

In this case, only necessary data is updated in JSON or XML format, which saves resources and time.


What is Ajax?