RCT.12.03 Mid-levelCore — asked often

useFetch / useAsync with abort and cache

Comes up in: React, Coding

This concept is being written. It gets the full five steps — explanation, predict, interview angle, practice with tests, and review cards. Here is exactly what it will cover, so you can study it elsewhere in the meantime.

What it covers

status union
abort on change/unmount
ignore stale responses
refetch
simple cache by key

Words you will know

—

What you will practise

implement with tests

Interview questions this answers

Implement useFetch that cancels stale requests.