Toptal

Apart from admirable performance improvements, the recently released Vue 3 also brought several new features. Arguably the most important introduction is the Composition API. In the first part of this article, we recap the standard motivation for a new API: better code organization and reuse. In the second part, we will focus on less-discussed aspects of using the new API, such as implementing reactivity-based features that were inexpressible in Vue 2’s reactivity system.

We will refer to this as on-demand reactivity. After introducing the relevant new features, we will build a simple spreadsheet application to demonstrate the new expressiveness of Vue’s reactivity system. At the very end, we will discuss what real-world use this improvement on-demand reactivity might have.

What’s New in Vue 3 and Why it Matters

Vue 3 is a major rewrite of Vue 2, introducing a plethora of improvements while retaining backward compatibility with the old API

To read the full article click on the 'post' link at the top.