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90 - Optional Keys #24672

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E-uler opened this issue Mar 8, 2023 · 0 comments

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90 answer zh-CN

E-uler commented Mar 8, 2023

type GetOptional<T> = { [P in keyof T as T[P] extends Required<T>[P] ? never : P]: T[P] };
type OptionalKeys<T> = keyof GetOptional<T>;

E-uler added answer zh-CN labels

github-actions bot added the 90 label

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