useCounter
帶有實用功能的基礎計數器。
演示
計數: 0
基本用法
js
import { useCounter } from '@vueuse/core'
const { count, inc, dec, set, reset } = useCounter()
帶選項的使用方式
js
import { useCounter } from '@vueuse/core'
const { count, inc, dec, set, reset } = useCounter(1, { min: 0, max: 16 })
類型宣告
typescript
export interface UseCounterOptions {
min?: number
max?: number
}
/**
* Basic counter with utility functions.
*
* @see https://vueuse.dev.org.tw/useCounter
* @param [initialValue]
* @param options
*/
export declare function useCounter(
initialValue?: MaybeRef<number>,
options?: UseCounterOptions,
): {
count:
| Ref<number, number>
| ShallowRef<number, number>
| WritableComputedRef<number, number>
inc: (delta?: number) => number
dec: (delta?: number) => number
get: () => number
set: (val: number) => number
reset: (val?: number) => number
}