XML TutorialLesson 10Free preview

XML HttpRequest

This lesson is part of XML · All levels

Summary

XMLHttpRequest is a browser-built object that allows web pages to send and receive data from servers asynchronously without reloading pages. Despite its XML name, this object can send and receive a variety of formats such as text or JSON. This concept is the backbone of AJAX.

Key points

XMLHttpRequest allows asynchronous communication of pages with servers
Requests are sent to the server URL without page reloading
The response can be XML, text, or JSON
This object became the basis of the AJAX mechanism.
Response status is read through properties such as status and readyState

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