useCloned

参考的反应式克隆。默认情况下，它使用 JSON.parse(JSON.stringify()) 进行克隆。

¥Reactive clone of a ref. By default, it use JSON.parse(JSON.stringify()) to do the clone.

示例

源代码playground (beta)

用法

¥Usage

import { useCloned } from '@vueuse/core'

const original = ref({ key: 'value' })

const { cloned } = useCloned(original)

original.value.key = 'some new value'

console.log(cloned.value.key) // 'value'

手动克隆

¥Manual cloning

import { useCloned } from '@vueuse/core'

const original = ref({ key: 'value' })

const { cloned, sync } = useCloned(original, { manual: true })

original.value.key = 'manual'

console.log(cloned.value.key) // 'value'

sync()

console.log(cloned.value.key)// 'manual'

自定义克隆函数

¥Custom Clone Function

以 klona 为例：

¥Using klona for example:

import { useCloned } from '@vueuse/core'
import { klona } from 'klona'

const original = ref({ key: 'value' })

const { cloned, isModified, sync } = useCloned(original, { clone: klona })