深入组件

https://cn.vuejs.org/guide/components/registration.html

https://cn.vuejs.org/guide/components/props.html

https://cn.vuejs.org/guide/components/events.html

https://cn.vuejs.org/guide/components/v-model.html

https://cn.vuejs.org/guide/components/attrs.html

https://cn.vuejs.org/guide/components/slots.html