Components provide a great way to share layout, styling, and logic between multiple parts of your app. But what about times you only need to share logic in React, Angular, and Vue?

Playful Programming

A deep-dive tutorial on sharing component logic across React, Angular, and Vue without introducing new APIs. Using a window size tracker as the running example, it covers how each framework handles reusable logic: React custom hooks (useWindowSize with useState and useEffect), Angular signal functions, and Vue composables using ref and the Composition API. The guide walks through data storage, side effect handling with event listeners and cleanup, and the rules governing custom hooks in React.

Shared Component Logic