自定义指令
// 自定义指令
Vue.directive('focus',{bind(el,binding){console.log(el,binding,'---------')
},
inserted(el){el.focus()
console.log(el,'++++++++')
}
})
Vue.component('ComponentA',{template:'<div><input type="text"v-focus /></div>'})
var vm = new Vue({
el:"#app",
data:{msg:'sxq'},
template:'<div><ComponentA></ComponentA></div>'
})