reactiveOmit

反应式地省略反应式对象中的字段。

¥Reactively omit fields from a reactive object.

用法

¥Usage

基本用法

¥Basic Usage

import { reactiveOmit } from '@vueuse/core'

const obj = reactive({
  x: 0,
  y: 0,
  elementX: 0,
  elementY: 0,
})

const picked = reactiveOmit(obj, 'x', 'elementX') // { y: number, elementY: number }

谓词用法

¥Predicate Usage

import { reactiveOmit } from '@vueuse/core'

const obj = reactive({
  bar: 'bar',
  baz: 'should be omit',
  foo: 'foo2',
  qux: true,
})

const picked = reactiveOmit(obj, (value, key) => key === 'baz' || value === true)
// { bar: string, foo: string }

应用场景

¥Scenarios

有选择地将属性传递给子级

¥Selectively passing props to child

<script setup lang="ts">
import { reactiveOmit } from '@vueuse/core'

const props = defineProps<{
  value: string
  color?: string
  font?: string
}>()

const childProps = reactiveOmit(props, 'value')
</script>

<template>
  <div>
    <!-- only passes "color" and "font" props to child -->
    <ChildComp v-bind="childProps" />
  </div>
</template>