Tuple to Union
提出詳細
type TupleToUnion<T extends any[]> = T[number]
提出日時 | 2022-07-13 07:21:45 |
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問題 | Tuple to Union |
ユーザー | aa-0921 |
ステータス | Accepted |
import type { Equal, Expect } from '@type-challenges/utils' type cases = [ Expect<Equal<TupleToUnion<[123, '456', true]>, 123 | '456' | true>>, Expect<Equal<TupleToUnion<[123]>, 123>>, ]