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TypeScript Puzzles
TypeScript is the most popular JavaScript alternative.
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1. implement Partial<T>
TypeScript
easy
14 likes
16. implement FirstChar<T>
TypeScript
easy
7 likes
10. implement Parameters<T>
TypeScript
easy
7 likes
2. implement Required<T>
TypeScript
easy
7 likes
6. implement Omit<T, K>
TypeScript
easy
6 likes
3. implement Readonly<T>
TypeScript
easy
6 likes
17. implement LastChar<T>
TypeScript
easy
5 likes
7. implement Exclude<T, E>
TypeScript
easy
5 likes
30. implement IsAny<T>
TypeScript
easy
4 likes
5. implement Pick<T, K>
TypeScript
easy
4 likes
44. implement ReplaceAll<S, F, T>
TypeScript
easy
3 likes
43. implement Trim<T>
TypeScript
easy
3 likes
41. implement FindIndex<T, E>
TypeScript
easy
3 likes
14. implement ThisParameterType<T>
TypeScript
easy
3 likes
8. implement Extract<T, U>
TypeScript
easy
3 likes
40. implement UnionToIntersection<T>
TypeScript
easy
2 likes
38. implement Add<A, B>
TypeScript
easy
2 likes
32. implement RepeatString<T, C>
TypeScript
easy
2 likes
28. implement IsEmptyType<T>
TypeScript
easy
2 likes
27. implement Flat<T>
TypeScript
easy
2 likes
26. implement ReverseTuple<T>
TypeScript
easy
2 likes
20: implement IsNever<T>
TypeScript
easy
2 likes
18. implement TupleToUnion<T>
TypeScript
easy
2 likes
15. implement OmitThisParameter<T>
TypeScript
easy
2 likes
13. implement InstanceType<T>
TypeScript
easy
2 likes
12. implement ReturnType<T>
TypeScript
easy
2 likes
11. implement ConstructorParameters<T>
TypeScript
easy
2 likes
4. implement Record<K, V>
TypeScript
easy
2 likes
61. implement Prefix<T, P>
TypeScript
easy
1 likes
58. implement Diff<A, B>
TypeScript
easy
1 likes
57. implement ObjectPaths<O>
TypeScript
easy
1 likes
56. implement Abs<N>
TypeScript
easy
1 likes
52. implement Split<S, D>
TypeScript
few challengers
1 likes
51. implement Capitalize<T>
TypeScript
easy
1 likes
46. implement Subtract<A, B>
TypeScript
easy
1 likes
45. implement Slice<A, S, E>
TypeScript
easy
1 likes
42. implement Equal<A, B>
TypeScript
easy
1 likes
39. implement ToNumber<T>
TypeScript
easy
1 likes
36. implement LargerThan<A, B>
TypeScript
easy
1 likes
29. implement Shift<T>
TypeScript
easy
1 likes
25. implement UnwrapPromise<T>
TypeScript
easy
1 likes
24. implement LengthOfString<T>
TypeScript
easy
1 likes
22. implement StringToTuple<T>
TypeScript
easy
1 likes
21. implement LastItem<T>
TypeScript
easy
1 likes
19. implement FirstItem<T>
TypeScript
easy
1 likes
9. implement NonNullable<T>
TypeScript
easy
1 likes
62. implement Unique<T extends any[]>
TypeScript
few challengers
60. implement UndefinedToNull<T>
TypeScript
easy
59. implement MapStringUnionToObjectUnion<U>
TypeScript
easy
55. implement StringToNumber<S>
TypeScript
few challengers
54. Implement CamelCase<S>
TypeScript
easy
53. Implement SnakeCase<S>
TypeScript
few challengers
50. implement Sort<T>
TypeScript
few challengers
49. asserts never
TypeScript
easy
48. implement Divide<A, B>
TypeScript
easy
47. implement Multiply<A, B>
TypeScript
few challengers
37. implement SmallerThan<A, B>
TypeScript
easy
35. implement Filter<T, A>
TypeScript
easy
34. implement Repeat<T, C>
TypeScript
easy
33. implement TupleToString<T>
TypeScript
easy
31. implement Push<T, I>
TypeScript
easy
23. implement LengthOfTuple<T>
TypeScript
easy