(UPI) Chapter 9: Understanding the Document Object Model (DOM) with JavaScript
79-minute College Credit Course
Start Course- College Credit
- Beginner
About this Course
This course is part of our College Credit Program, designed to help you earn college credit while mastering valuable skills. If you're interested in pursuing college credit, click here to learn more.
In this chapter, we delve into the foundational concepts and techniques essential for manipulating web documents through the Document Object Model (DOM). The DOM is a programming interface that allows developers to interact with and modify the structure, content, and style of HTML and XML documents dynamically. Starting with an exploration of the DOM's core functionality, we proceed to understand how nodes, the building blocks of the DOM tree, can be located, navigated, and manipulated using various methods. This chapter covers a comprehensive range of topics, including modifying element content and attributes, removing elements, and dynamically adjusting CSS through JavaScript, all of which are crucial for building responsive and interactive web pages.
Exploring the Document Object Model (DOM)
This stage covers the Document Object Model (DOM), its structure, and how it allows JavaScript to interact with HTML documents. We explore nodes, how to access and modify them, including changing content and manipulating the DOM tree structure. By the end, you'll have a strong understanding of how to dynamically interact with and update the structure and content of a webpage.
7 stepsWorking with Nodes in the DOM Tree
This stage covers how to locate and navigate elements within the DOM tree. You will learn various methods for selecting elements, including using IDs, tag names, class names, and query selectors. Additionally, we explore how to navigate the DOM tree and work with parent and child relationships in the document structure.
7 stepsNavigating and Manipulating the DOM Tree
This stage covers essential techniques for navigating and manipulating the DOM tree, including creating elements, attributes, and integrating them into an existing HTML page. It also highlights alternative syntaxes for manipulating attributes and cautions against the improper use of innerHTML. By the end, you'll have a strong understanding of how to dynamically manage the structure and content of a webpage.
7 stepsChanging HTML Element Content and Attributes
This stage covers how to change both the content and attributes of HTML elements using JavaScript. Learn techniques like modifying innerHTML for content and using dot notation or setAttribute() to update element attributes, empowering you to dynamically interact with the DOM.
4 stepsRemoving Elements and Attributes in HTML and JavaScript
This stage focuses on how to remove elements and attributes from the DOM using JavaScript. Learn how to use methods like removeChild() for elements and removeAttribute() for attributes to manipulate the DOM dynamically.
3 stepsDynamic CSS Manipulation with JavaScript in Web Development
This stage focuses on how to dynamically manipulate CSS styles using JavaScript. Learn techniques for changing element styles, modifying classes, and applying inline CSS, enabling you to create interactive, style-driven web experiences.
3 steps