27 lines
385 B
Markdown
27 lines
385 B
Markdown
---
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id: partialMatchKey
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title: partialMatchKey
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---
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```ts
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function partialMatchKey(a, b): boolean;
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```
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Defined in: [packages/query-core/src/utils.ts:300](https://github.com/TanStack/query/blob/main/packages/query-core/src/utils.ts#L300)
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Checks if key `b` partially matches with key `a`.
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## Parameters
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### a
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readonly `unknown`[]
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### b
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readonly `unknown`[]
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## Returns
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`boolean`
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