Type Challenges Judge

Problems

Progress

Ranking

Replace

提出詳細

type Replace<T extends string, U extends string, V extends string> = U extends '' ? T : T extends `${infer Head}${U}${infer Rest}` ? `${Head}${V}${Rest}` : T
提出日時2023-05-04 22:39:32
問題Replace
ユーザーDowanna
ステータスAccepted
テストケース
import type { Equal, Expect } from '@type-challenges/utils'

type cases = [
  Expect<Equal<Replace<'foobar', 'bar', 'foo'>, 'foofoo'>>,
  Expect<Equal<Replace<'foobarbar', 'bar', 'foo'>, 'foofoobar'>>,
  Expect<Equal<Replace<'foobarbar', '', 'foo'>, 'foobarbar'>>,
  Expect<Equal<Replace<'foobarbar', 'bar', ''>, 'foobar'>>,
  Expect<Equal<Replace<'foobarbar', 'bra', 'foo'>, 'foobarbar'>>,
  Expect<Equal<Replace<'', '', ''>, ''>>,
]