＜keep-alive＞ ＜component ＞＜/component＞ ＜/keep-alive＞缓存的组件实现组件,实现组件切换时每次都执行指定方法

 <keep-alive> <component :is="currentRouter" :key="currentRouter"></component> </keep-alive>缓存的组件实现组件切换时子组件每次都执行指定的方法

// 父组件
 <keep-alive>
        <component :is="currentRouter" :key="currentRouter"></component>
      </keep-alive>

data () {
    return {
        currentRouter: ''
    }

}

components: {
 // 计算维度
    CalculationDimension: () => import('../procurementPlanConfig/calculationDimension.vue'),
    // 价格损失配置
    PriceLossSetting: () => import('../procurementPlanConfig/priceLossSetting.vue')

}

子组件

  activated () {
    console.log('激活到当前组件时触发')
  },