Practical, real world React examples of IntersectionObserver API.
Each example is available as a React component. It is written in TypeScript and uses React hooks to manage internal states.
Easy to understand
Each example contains one or two source files that have less than 100 lines of code. It's easy to understand and follow.
A few patterns are used repeatedly such as making animations, lazy loading, etc. You can use them for your real use cases.
You can see all examples in the official website