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How is Vue.js Better? (Virtual DOM)

Explore the concept of the Virtual DOM in Vue.js and how it enhances application speed by optimizing updates. Learn about DOM structure, update costs, and Vue's reconciliation process that keeps the real DOM efficient.

Similar to other front-end frameworks, Vue.js implements the Virtual DOM. It may sound intimidating at first but its main purpose is to increase the performance and efficiency of the Document Object Model (DOM) updates. Moreover, DOM offers some additional features as well.

What is DOM?

When a web browser parses an HTML page, it creates a tree-like data structure that represents the HTML page. A webpage consists of elements that have sub-elements and so on. Think of DOM as a data structure that stores the displayed webpage in the computer’s memory.

The browser reads the DOM and displays the ...