How do you do internationalization (i18n) in React?

Short answer: Internationalization (i18n) in React can be handled using libraries that help manage translations, time formats, and currency formatting. The most common libraries are:

Real-world example (ShopNest)

ShopNest’s storefront is React: components for ProductCard, CartDrawer, and CheckoutForm, with hooks for local UI state.

Say this in the interview

1. Define — one clear sentence (the short answer above).
2. Example — relate it to a project like ShopNest or your real work.
3. Trade-off — when you would not use it.