1---
2category: '@Math'
3alias: and
4related: logicNot, logicOr
5---
6 
7# logicAnd
8 
9`AND` condition for refs.
10 
11## Usage
12 
13```ts
14import { whenever } from '@vueuse/core'
15import { logicAnd } from '@vueuse/math'
16 
17const a = ref(true)
18const b = ref(false)
19 
20whenever(logicAnd(a, b), () => {
21  console.log('both a and b are now truthy!')
22})
23```
24 
25## Type Declarations
26 
27```ts
28/**
29 * `AND` conditions for refs.
30 *
31 * @see https://vueuse.org/logicAnd
32 *
33 * @__NO_SIDE_EFFECTS__
34 */
35export declare function logicAnd(
36  ...args: MaybeRefOrGetter<any>[]
37): ComputedRef<boolean>
38/** @deprecated use `logicAnd` instead */
39export declare const and: typeof logicAnd
40```
41