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What is the purpose of the `remember` function in Compose?

Source: developer.android.combeginner

This tests your grasp of recomposition. Explain that `remember` stores an object in the composition tree, preventing it from being re-initialized on every render. A red flag is confusing it with `rememberSaveable`, which survives configuration changes.

This question tests your core understanding of the Compose programming model, specifically recomposition. A great answer explains that composables are stateless and re-run frequently. `remember` stores an object in the composition, ensuring state created with `mutableStateOf` persists across these recompositions. The biggest red flag is confusing `remember` (which only survives recomposition) with `rememberSaveable` (which survives configuration changes like screen rotation).

Read the original → developer.android.com

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What is the purpose of the `remember` function in Compose? · Tezvyn