AJAX – Technologies

AJAX cannot work independently. It is used in combination with other technologies to create interactive webpages.

JavaScript

• Loosely typed scripting language.
• JavaScript function is called when an event occurs in a page.
• Glue for the whole AJAX operation.

DOM

• API for accessing and manipulating structured documents.
• Represents the structure of XML and HTML documents.

CSS

• Allows for a clear separation of the presentation style from the content and may be changed programmatically by JavaScript

XMLHttpRequest

• JavaScript object that performs asynchronous interaction with the server.