Front-End Development Trends in 2025: What Every Developer Should Know
27 August 2025
Understanding the DOM: The Heart of JavaScript in Front-End Development
The Document Object Model (DOM) is at the core of how JavaScript interacts with web pages. It represents the structure of a webpage as objects, enabling developers to manipulate content, styles, and events dynamically.
In this article, I’ll break down:
-What the DOM is and how browsers create it
-How JavaScript modifies the DOM (changing text, images, and styles)
-Event listeners and how they drive interactivity
-Performance considerations when working with the DOM
A deep understanding of the DOM is key to mastering JavaScript frameworks like React and Angular, which rely heavily on virtual DOM manipulation for efficiency.
