Vue之自定义指令

var vm = new Vue({

            el:'#app',

            data:m,

            methods:{

                

            },

            // 自定义指令用directives

            directives:{

                // 里面有三个函数bind、update、unbind

                change:{

                    // 里面有两个参数el, bindings

                    bind: function(el, bindings){

                       

                    },

                    update: function(el, bindings){

                        

                    },

                    unbind: function(el, bindings){

 

                    }   

                }

            }

        });