Introduction to React Context API

Eliminate prop drilling by building a global theme toggle with the ThemeProvider and a custom hook. Yannick details syncing React state with native CSS classes, using useMemo for stability, and avoiding context for high-frequency updates.

Eliminate prop drilling by implementing a global theme toggle using custom hooks and the ThemeProvider component. Yannick explains performance optimization via useMemo and compares Context with libraries like Redux or Zustand.