React·100 questions

What is hydration and what problems can occur?

Answer
Hydration — 'bringing to life' SSR HTML in the browser.
React compares the markup and attaches handlers.
Mismatch of data => hydration mismatch.
Avoid random values during initial render (Date.now).
Separate server/client components (in Next).
Was this answer helpful?

More questions in this topic

Related questions from other topics