type-challenges-judge

Type Challenges Judge

Problems

Progress

String to Number

提出詳細

type ToNumber<S extends string> = S extends `${infer N extends number}` ? N : never

提出日時	2023-09-19 04:22:15
問題	String to Number
ユーザー	sankantsu
ステータス	Accepted

テストケース

import type { Equal, Expect } from '@type-challenges/utils'

type cases = [
  Expect<Equal<ToNumber<'0'>, 0>>,
  Expect<Equal<ToNumber<'5'>, 5>>,
  Expect<Equal<ToNumber<'12'>, 12>>,
  Expect<Equal<ToNumber<'27'>, 27>>,
]