Zhentiw - 博客园

2022年10月29日

摘要： Implement the type version of Array.unshift For example: type Result = Unshift<[1, 2], 0> // [0, 1, 2,] /* _____________ Your Code Here _____________ 阅读全文

posted @ 2022-10-29 03:12 Zhentiw 阅读(34) 评论(0) 推荐(0)

[Typescript] 75. Easy - Push

摘要： Implement the generic version of Array.push For example: type Result = Push<[1, 2], '3'> // [1, 2, '3'] /* _____________ Your Code Here _____________ 阅读全文

posted @ 2022-10-29 03:09 Zhentiw 阅读(31) 评论(0) 推荐(0)

2022年10月28日

[Typescript] 74. Medium - LastIndexOf

摘要： Implement the type version of Array.lastIndexOf, LastIndexOf<T, U> takes an Array T, any U and returns the index of the last U in Array T For example: 阅读全文

posted @ 2022-10-28 15:43 Zhentiw 阅读(35) 评论(0) 推荐(0)

[Typescript] 73. Medium - Join

摘要： Implement the type version of Array.join, Join<T, U> takes an Array T, string or number U and returns the Array T with U stitching up. type Res = Join 阅读全文

posted @ 2022-10-28 15:07 Zhentiw 阅读(29) 评论(0) 推荐(0)

2022年10月27日

[Typescript] 72. Medium - IndexOf

摘要： Implement the type version of Array.indexOf, indexOf<T, U> takes an Array T, any U and returns the index of the first U in Array T. type Res = IndexOf 阅读全文

posted @ 2022-10-27 14:39 Zhentiw 阅读(37) 评论(0) 推荐(0)

[Typescript] 71. Medium - Trunc

摘要： Implement the type version of Math.trunc, which takes string or number and returns the integer part of a number by removing any fractional digits. For 阅读全文

posted @ 2022-10-27 14:29 Zhentiw 阅读(35) 评论(0) 推荐(0)

2022年10月26日

[React] useEffect - problem: dependency is Object

摘要： Let's say we have a simple app look like this: import { useEffect, useState } from "react"; function useFetch(config) { console.log("useFetch call"); 阅读全文

posted @ 2022-10-26 21:52 Zhentiw 阅读(53) 评论(0) 推荐(0)

[Typescript] 70. Medium - Without

摘要： Implement the type version of Lodash.without, Without<T, U> takes an Array T, number or array U and returns an Array without the elements of U. type R 阅读全文

posted @ 2022-10-26 20:53 Zhentiw 阅读(31) 评论(0) 推荐(0)

[Typescript] 69. Medium - Trim Right

摘要： Implement TrimRight<T> which takes an exact string type and returns a new string with the whitespace ending removed. For example: type Trimed = TrimRi 阅读全文

posted @ 2022-10-26 18:35 Zhentiw 阅读(22) 评论(0) 推荐(0)

[React] useEffect - problem: depending On State Mutated In The useEffect

摘要： Let say we have a simple counter app: import { useEffect, useState } from "react"; function useStopwatch() { const [count, setCount] = useState(0); us 阅读全文

posted @ 2022-10-26 14:58 Zhentiw 阅读(41) 评论(0) 推荐(0)

Answer1215

公告