vue3 监听vuex里的数据变化

import {computed,watch,} from 'vue';const getShowTask = computed(()=>{//返回的是ref对象return store.state.监听的字段;})watch(getShowTask, (newVal, oldVal) => {console.log('newVal, oldVal', newVal, oldVal)}

前端_酒館

9219人浏览 · 2022-01-17 17:28:08

前端_酒館 · 2022-01-17 17:28:08 发布

import {
		computed,
		watch,
} from 'vue';

const getShowTask = computed(()=>{
	//返回的是ref对象
	return store.state.监听的字段;
})

watch(getShowTask, (newVal, oldVal) => {
	console.log('newVal, oldVal', newVal, oldVal)
}, {immediate:true,deep:true});