What is the difference between creating a component both through export default Vue.extend and export default?

Question

Vue.js

What is the difference between creating a component in vue 2
export default Vue.extend({})
and creating it in vue 3
export default {}

Extend was removed in vue 3, will the behavior of the components change if I rewrite the same components in vue 3

Answer 1

Here you go, figure it out. There are many more moments...