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10969 - 整数 #24552

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E-uler opened this issue Mar 7, 2023 · 0 comments
Open

10969 - 整数 #24552

E-uler opened this issue Mar 7, 2023 · 0 comments
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10969 answer Share answers/solutions to a question zh-CN 简体中文

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@E-uler
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E-uler commented Mar 7, 2023

type Integer<T extends number> = number extends T ? never : `${T}` extends `${any}.${any}` ? never : T;

// fantastic way
// type Integer<T extends number> = `${T}` extends `${bigint}` ? T : never
@E-uler E-uler added answer Share answers/solutions to a question zh-CN 简体中文 labels Mar 7, 2023
@github-actions github-actions bot added the 10969 label Mar 7, 2023
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Labels
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