The layout system in Jetpack Compose is responsible for measuring and laying out the UI. It's based on a and layout phase.

By understanding how Jetpack Compose works under the hood, you can write more efficient and effective code.

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When the state of the composition changes, the recomposer schedules a . During recomposition, the framework re-executes the composable functions to produce a new composition. The recomposer then updates the UI to reflect the changes.