How to realize the parent component to pass value to the child component in vue-prop

This article introduces the knowledge of "how to transfer values from parent components to child components in vue-prop". Many people will encounter this dilemma in the operation of actual cases, so let the editor lead you to learn how to deal with these situations. I hope you can read it carefully and be able to achieve something!

Vue-prop is used by the parent component when passing data to the child component.

For example, the subcomponent is

Child.vue

Template: 'msg: {{msg}}' props: ['msg']

We specify a data name in the subcomponent called msg

It is written in the parent component

So we can see msg:hello, vue.js!

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