stack/v1/packages/mosaic/framework/skills/vueuse-functions/references/useSum.md

category

category
@Math

useSum

Get the sum of an array reactively

Usage

import { useSum } from '@vueuse/math';

const array = ref([1, 2, 3, 4]);
const sum = useSum(array); // Ref<10>

import { useSum } from '@vueuse/math';

const a = ref(1);
const b = ref(3);

const sum = useSum(a, b, 2); // Ref<6>

Type Declarations

export declare function useSum(
  array: MaybeRefOrGetter<MaybeRefOrGetter<number>[]>,
): ComputedRef<number>;
export declare function useSum(...args: MaybeRefOrGetter<number>[]): ComputedRef<number>;