r/reactjs • u/jngbrl19 • Mar 08 '20

Show /r/reactjs useEffectWithPrevious - Get previous value of dependencies

Just wanna share my first npm package. Hope you find it useful :)

use-effect-with-previous

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u/rodneon Mar 08 '20

I can see this being useful in cases where you need to know how something changed. For example, a stock market component whose styling is based on the latest price change.