component in component ref not working?

vue学习：props，scope，slot，ref，is，slot，sync等知识点，1、ref ：为子组件指定一个索引ID，给元素或者组件注册引用信息。refs是一个对象，

Vue ref will update in Vue Devtools i slot name=summary> {{ _name }} slot> summary> div class=project-meta> div class=meta

vue slotscope Here's an example of how to access shared data in a layout component Vue 2 slot > content> main> template> Flash messages Another great use

vue slot ref { ref } from 'vue' const products = ref() const loading = ref get(' products?noofRecords=10&idStarts