全域性混合

 <div id="app"></div>
        <script>
            Vue.mixin({
                created:function(){
                    this.hello()
                },
                methods:{
                    hello:function(){
                        console.log('this is mixin')
                    },
                    say:function(){
                       console.log('I am mixin')
                    }
                }
            });

            var app=new Vue({
                el:"#app",
                methods:{
                    lsit:function(){
                        console.log('I am lsit')
                    },
                    say:function(){
                         console.log('I am mixin say')
                    }
                }

            });

            app.hello();
            app.lsit();
            app.say();

        </script>
 

自定義選項混合