8.2 Selecting DOM Elements

In this section

• Mastering JavaScript DOM Manipulation: Selecting Elements by ID with `getElementById`
  Learn how to effectively use JavaScript's `getElementById` method to select and manipulate DOM elements by their unique IDs. Explore practical examples, best practices, and common pitfalls.
• Selecting Elements by Class with JavaScript: Using `getElementsByClassName`
  Learn how to select and manipulate HTML elements by class using JavaScript's `getElementsByClassName` method. Understand HTMLCollection, live collections, and practical use cases.
• Mastering DOM Selection by Tag Name with `getElementsByTagName`
  Explore how to efficiently select and manipulate HTML elements by their tag name using JavaScript's `getElementsByTagName` method. Learn best practices, common pitfalls, and practical applications in web development.
• Modern Methods for DOM Selection: `querySelector` and `querySelectorAll`
  Explore the versatility of `querySelector` and `querySelectorAll` for DOM manipulation using CSS selectors in JavaScript.