主题
useMath
反应式 Math
方法。
¥Reactive Math
methods.
用法
¥Usage
ts
import { useMath } from '@vueuse/math'
const base = ref(2)
const exponent = ref(3)
const result = useMath('pow', base, exponent) // Ref<8>
const num = ref(2)
const root = useMath('sqrt', num) // Ref<1.4142135623730951>
num.value = 4
console.log(root.value) // 2
类型声明
typescript
export type UseMathKeys = keyof {
[K in keyof Math as Math[K] extends (...args: any) => any
? K
: never]: unknown
}
/**
* Reactive `Math` methods.
*
* @see https://vueuse.org/useMath
*/
export declare function useMath<K extends keyof Math>(
key: K,
...args: ArgumentsType<Reactified<Math[K], true>>
): ReturnType<Reactified<Math[K], true>>