It’s perfectly legal. Those callbacks are called ‘acknowledgement functions’ and are summarily mentioned in the Wiki and described a bit more in detail on the NPM page (‘Getting acknowledgements‘). EDIT: more recent documentation can be found here.
Props are for parent -> child You can use $emit for child -> parent v-on directive captures the child components events that is emitted by $emit Child component triggers clicked event : export default { methods: { onClickButton (event) { this.$emit(‘clicked’, ‘someValue’) } } } Parent component receive clicked event: <div> <child @clicked=”onClickChild”></child> </div> … … Read more