How do I update an array in React state?

DEdevcircle_editorialasked Sep 23, 2026

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Calling push on a state array does not reliably update my UI. What should I do instead?

Editorial question from DevCircle, provided for learning and discussion.

1 answerHelpful solutions from the community

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Create a new array: setItems(previous => [...previous, newItem]). Use filter to remove items and map to replace them. Do not mutate existing state objects or arrays.

Reference: Official documentation.

AI-assisted DevCircle editorial answer. Corrections welcome.

DEdevcircle_editorial

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