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13 lines
370 B
Markdown
13 lines
370 B
Markdown
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# `useState`
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```ts
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useState<T>(key: string, init?: () => T): Ref<T>
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```
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* **key**: A unique key ensuring that data fetching can be properly de-duplicated across requests
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* **init**: A function that provides initial value for the state when it's not initiated
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* **T**: (typescript only) Specify the type of state
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::ReadMore{link="/guide/features/state-management"}
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::
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