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Tuple to Union

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type TupleToUnion<T extends string[]> = T[number]
提出日時2025-02-17 13:51:15
問題Tuple to Union
ユーザーbalckowl
ステータスWrong Answer
テストケース
import type { Equal, Expect } from '@type-challenges/utils'

type cases = [
  Expect<Equal<TupleToUnion<[123, '456', true]>, 123 | '456' | true>>,
  Expect<Equal<TupleToUnion<[123]>, 123>>,
]