Tencent IMWeb Frontend Team
Feb 24, 2022 · Frontend Development
Why Function Components Had No State Before React 16 and How Hooks Changed That
This article explains why React function components were stateless before version 16, how the introduction of Fiber and the useState hook gave them state, and dives into the internal mechanisms—including renderWithHooks, hook queues, and update scheduling—that make state updates work in modern React.
FiberHooksReact
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