How to call function on child component on parent events

Question

Context

In Vue 2.0 the documentation and others clearly indicate that communication from parent to child happens via props.

Question

How does a p

Answer 1

you can use key to reload child component using key

If you want to reload component with new filter, if button click filter the child component

reloadData() {            
   this.filter = ['filter1','filter2']
   this.componentKey += 1;  
},

and use the filter to trigger the function