javascript - When using a Vue single file component, the referenced component needs to be written at least 3 times. Is there an easier way to make the component globally available and directly available?

Question

As shown:

Answer 1

Register global components under main.js:
import btn from '@/components/btn'
Vue.component('btn',btn)

Answer 2

I don’t know if you are talking about Vue.components('hello', hello)