DOM Manipulation
DOM Manipulation
Section titled “DOM Manipulation”Introduction
Section titled “Introduction”DOM manipulation refers to creating, modifying, or removing elements from the DOM. This is how JavaScript updates the visual page dynamically.
Topics Covered
Section titled “Topics Covered”- Creating Elements — Using createElement and setting properties
- Inserting Elements — appendChild, append, prepend, and more
- Modifying Elements — Changing content, attributes, classes, and styles
- Removing Elements — element.remove() and other removal methods
- Performance: Batch Updates — Using DocumentFragment for efficiency
Summary
Section titled “Summary”Use createElement + appendChild/append for adding. textContent for safe text. classList API for classes. DocumentFragment for batch insertions. element.remove() to delete.