Type Challenges: 00268-easy-if Solution

// your answers
type If<C extends Boolean, T, F> = C extends true ? T : F;

Solution by AlexBraunMagic #36915

type If<C extends boolean, T, F> = C extends true ? T : F;

Solution by shaishabcoding #36845

 type A = If<true, 'a', 'b'>  // expected to be 'a'
 type B = If<false, 'a', 'b'> // expected to be 'b'

// 你的答案
type If<C extends boolean, T, F> = C extends true?T:F

Solution by mola-fish #36832

type If<C extends boolean, T, F> = C extends true ? T : F

Solution by Abdullah-Elsayed01 #36792

type If<C, T, F> = C extends true ? T : F;

/* _____________ Test Cases _____________ */
import type { Equal, Expect } from '@type-challenges/utils'

type cases = [
  Expect<Equal<If<true, 'a', 'b'>, 'a'>>,
  Expect<Equal<If<false, 'a', 2>, 2>>,
  Expect<Equal<If<boolean, 'a', 2>, 'a' | 2>>,
]

// @ts-expect-error
type error = If<null, 'a', 'b'>

Solution by AnastasiaSv #36765

type If<C extends boolean, T, F> = C extends true ? T : F

Solution by tungulin #36716

// 여기 풀이를 입력하세요
type If<C extends boolean, T, F> = C extends true ? T : F;

Solution by seungdeok #36663

type If<C extends boolean, T, F> = 
C extends true ? 
T : C extends false ? 
F : T | F 

type A = If<true, 'a', 'b'>
type B = If<false, 'a', 'b'>
type C =  If<boolean, 'a', 'b'>

Solution by wiJeeXu #36638

// your answers
type If<C, T, F> = C extends true ? T : F;

Solution by Vlad080897 #36629

// 你的答案
type If<C extends boolean, T extends any, F extends any> = C extends true ? T : F

Solution by MrSissel #36584

type If<C extends boolean, T, F> = C extends true ? T : F

Solution by ChemieAi #36553

// 你的答案
type If<
  C extends true | false,
  T extends unknown,
  F extends unknown
> = C extends true ? T : F;

Solution by uuimorty #36463

// 你的答案
type If<C extends boolean, T, F> = C extends true ? T : F;

Solution by ATravelerGo #36422

type If<C extends boolean, T, F> = C extends true ? T : F

Solution by alirezaprime #36414

// your answers
type If<C extends boolean, T, F> = C extends true ? T : F;

Solution by justBadProgrammer #36364

type If<C extends boolean, T, F> = C extends true ? T : F

Solution by HelloWook #36332

type If<C extends boolean, T, F> = C extends true ? T : F

Solution by 1Alex4949031 #36315

type If<C extends boolean, T, F> = C extends true ? T : F

Solution by EvgeniyKoch #36299

type If<C extends boolean, T, F> = C extends true ? T : F;

Solution by asylbekduldiev #36244

type If<C extends boolean, T, F> = C extends infer L ? true extends L ? T : F :never

Solution by Maxim-Do #36227

type If<C, T, F> = C extends true ? T : F

Solution by tungulin #36157

type If<C, T, F> = C extends true ? T : F

Solution by tungulin #36154

type If<C extends boolean, T, F> = C extends true ? T : F

Solution by AleksandrShcherbackov #36145

type If<C extends boolean, T, F> = C extends true ? T : F;

Solution by AleksandrShcherbackov #36130

type If<C, T, F> = C extends true ? T : F

Solution by karazyabko #36029

// 你的答案
type If<C extends Boolean, T, F> = C extends true ? T : F;

Solution by reonce #36010

type If<C extends boolean, T, F> = C extends true ? T : F;

Solution by chen8840 #35948

type If<C extends boolean, T, F> = C extends true ? T : F;

Solution by codingaring #35937

// 你的答案
type If<C extends boolean, T, F> = C extends true ? T : F

Solution by naruto-823 #35791

type If<C extends boolean, T, F> = C extends true ? T : F;

Solution by Sensuele #35776