How React Works · Part 087 min read
The Commit Phase and Effects
What React does once a render is finished, in what order DOM changes, refs and effects happen, and how to choose between useLayoutEffect and useEffect.
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- React Internals · Part 0912 min read
Commit Phase - Mutation, Layout, Passive Effects
completeRoot → commitRoot applies a finished work-in-progress tree to the DOM synchronously and without yielding, in fixed sub-phases. Before mutation reads DOM state…