1---
2category: '@Math'
3---
4 
5# useMax
6 
7Reactive `Math.max`.
8 
9## Usage
10 
11```ts
12import { useMax } from '@vueuse/math'
13 
14const array = ref([1, 2, 3, 4])
15const max = useMax(array) // Ref<4>
16```
17 
18```ts
19import { useMax } from '@vueuse/math'
20 
21const a = ref(1)
22const b = ref(3)
23 
24const max = useMax(a, b, 2) // Ref<3>
25```
26 
27## Type Declarations
28 
29```ts
30export declare function useMax(
31  array: MaybeRefOrGetter<MaybeRefOrGetter<number>[]>,
32): ComputedRef<number>
33export declare function useMax(
34  ...args: MaybeRefOrGetter<number>[]
35): ComputedRef<number>
36```
37