"Avascript Advanced Programming (Third Edition)"---Chapter I introduction to JavaScript

Source: Internet
Author: User

This chapter mainly introduces some of the history of JavaScript:

1.Javascript mainly consists of three parts: Ecmascript,dom,bom.

ECMAScript: The mainstream browser is now fully supported.

DOM: Maps the entire HTML page to a multi-tiered node structure. With the API provided by the DOM, developers can easily delete, add, replace, or modify nodes.

BOM: Control browser window size, move, Ajax object, etc.

Summary: JavaScript is a scripting language specifically designed to interact with Web pages.

"Avascript Advanced Programming (Third Edition)"---Chapter I introduction to JavaScript

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