React
Component library for user interfaces.
Official documentation- Each child in a list should have a unique "key" propReact warns Each child in a list should have a unique "key" prop when map() returns elements without key. Use a stable id from your data, not the index.
- Error: Too many re-renders. React limits the number of renders to prevent an infinite loop.React throws Too many re-renders when a component sets state during render, often onClick={setCount(1)} instead of onClick={() => setCount(1)}. How to fix it.