Trunc
题目
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 example:
type A = Trunc<12.34> // 12解题思路
待补充
答案
type Trunc = any验证
import type { Equal, Expect } from '@type-challenges/utils'
type cases = [
Expect<Equal<Trunc<0.1>, '0'>>,
Expect<Equal<Trunc<0.2>, '0'>>,
Expect<Equal<Trunc<1.234>, '1'>>,
Expect<Equal<Trunc<12.345>, '12'>>,
Expect<Equal<Trunc<-5.1>, '-5'>>,
Expect<Equal<Trunc<'.3'>, '0'>>,
Expect<Equal<Trunc<'1.234'>, '1'>>,
Expect<Equal<Trunc<'-.3'>, '-0'>>,
Expect<Equal<Trunc<'-10.234'>, '-10'>>,
Expect<Equal<Trunc<10>, '10'>>,
]参考
无
