reactjs / reactjs/react.dev

Functional components - is saving props in state a good idea?

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Description

After reading the available documentation, I'm still not sure if saving props in state in functional components is a good idea or not.

Could you please clarify if this is a valid pattern and how to implement it.

https://reactjs.org/docs/hooks-faq.html#how-do-i-implement-getderivedstatefromprops
https://reactjs.org/docs/hooks-effect.html#tip-optimizing-performance-by-skipping-effects
https://reactjs.org/blog/2018/06/07/you-probably-dont-need-derived-state.html

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First steps

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Research direction

Start by reviewing the linked Hooks FAQ, Hooks Effect, and derived-state documentation. Determine what guidance is missing about storing props in functional-component state and how to implement the valid pattern; the documentation is done when the recommendation and implementation guidance are clear without requiring readers to infer the answer.

Written by the indexing model from the issue text.

Assessment

Tech stack
react
Domain
documentation
Issue type
Documentation
Difficulty
4/5
Estimated time
3-5 days
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
25/100

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