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Further promote the concept of "progressive framework"

From the beginning, Vue adhered to the principle of becoming a framework where anyone can learn quickly and be approachable. Of course, Vue3.0 will further increase this flexibility.

Hierarchical internal module

The Vue 3.0 kernel can still be used with a simple tag, but its internal structure has been completely rewritten as a set of decoupled modules. The new architecture provides better maintainability and allows end users to reduce the runtime size by half through tree-shaking.

New API to solve the problem of scale

Vue 3.0 introduces a new set of API for Composition API, which is designed to solve the difficulties of using Vue in large applications. Composition API is based on responsive API. Compared with 2.x object-based API, it can achieve logic composition and reuse similar to React Hook, has more flexible code organization mode and more reliable type inference ability.

Performance improvement

Compared with Vue 2, Vue 3 reduces the volume of bundle packets by up to 41% through tree-shaking), the initial rendering speed is 55% faster, the update speed is 133% faster, and the memory usage shows a significant performance improvement of up to 54%.

Improved compatibility with TypeScript

The code base for Vue 3.0 is written in TypeScript with automatic generation, testing, and building type declarations. At the same time, Vue 3 fully supports TSX.

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