useDebugValue Quiz

Why can the formatting function be useful for expensive formatting?

It can avoid doing that formatting unless DevTools needs it
Passing a formatter lets React DevTools request the display string later, rather than requiring the Hook to compute it eagerly.
It makes expensive formatting run on the server only
It permanently caches every render
It replaces useMemo

Next Question (8/20)

Question 8 of 20 in useDebugValue Quiz