JavaScript Selectors: A Comprehensive Guide

JavaScript Selectors: A Comprehensive Guide

JavaScript selectors are the cornerstone of DOM (Document Object Model) manipulation. They allow developers to select HTML elements dynamically and apply changes, enhancing interactivity and responsiveness in web applications.

In this article, we’ll explore the most commonly used JavaScript selectors, their use cases, and best practices.

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What Are JavaScript Selectors?

JavaScript selectors are methods used to locate HTML elements within a webpage. These methods return a reference to the element(s), which can then be manipulated using JavaScript.

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Common JavaScript Selectors

1. getElementById

The getElementById method selects an element by its unique id attribute. It returns a single element.

Syntax