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Learning jQuery Third Edition by Karl Swedberg, Jonathan Chaffer

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Chapter 2. Selecting Elements

The jQuery library harnesses the power of Cascading Style Sheets (CSS) selectors to let us quickly and easily access elements or groups of elements in the Document Object Model (DOM). In this chapter, we will explore a few of these selectors, as well as jQuery's own custom selectors . We'll also look at jQuery's DOM traversal methods that provide even greater flexibility for getting what we want.

The Document Object Model

One of the most powerful aspects of jQuery is its ability to make selecting elements in the DOM easy. The Document Object Model serves as the interface between JavaScript and a web page; it provides a representation of the source HTML as a network of objects rather than as plain text.

This network ...

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