Brothers components by value

1, the sub-transmission Father, another sub transmission

。。。

2, vuex

 

3，eventBus

　Step 1: Create a js file, eventBus.js, just put the location, I was on the src directory

　　Import view from 'View'
　　export default new Vue () 

Step Two: In the outgoing assembly brothers values, introduced just js

　　import '@ / eventBus.js' 

　　and methods defined inside a function

　　methods:{
    　　changesize(){
        　　eventBus.$emit('add',this.arg)
    　　}
　　} 
　　Test using a button click trigger changesize function, then arg spread out 
the third step: the brothers accept the value of the component also let introduced eventBus.js, and then use the created life-cycle function

　　created(){
    　　eventBus.$on('add',(message)=>{
        　　// Some operations, message is passed from brother components over value
        　　console.log(message)
    　　})
　　},