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Absolute

提出詳細

type Absolute<T extends number | string | bigint> = `${T}` extends `-${infer Value}`
  ? Value
  : `${T}`;
提出日時2023-08-11 11:24:43
問題Absolute
ユーザーtekihei2317
ステータスAccepted
テストケース
import type { Equal, Expect } from '@type-challenges/utils'

type cases = [
  Expect<Equal<Absolute<0>, '0'>>,
  Expect<Equal<Absolute<-0>, '0'>>,
  Expect<Equal<Absolute<10>, '10'>>,
  Expect<Equal<Absolute<-5>, '5'>>,
  Expect<Equal<Absolute<'0'>, '0'>>,
  Expect<Equal<Absolute<'-0'>, '0'>>,
  Expect<Equal<Absolute<'10'>, '10'>>,
  Expect<Equal<Absolute<'-5'>, '5'>>,
  Expect<Equal<Absolute<-1_000_000n>, '1000000'>>,
  Expect<Equal<Absolute<9_999n>, '9999'>>,
]