vue父子组件生命周期执行顺序

加载渲染过程

　　父beforeCreate->父created->父beforeMount->子beforeCreate->子created->子beforeMount->子mounted->父mounted

子组件更新过程

　　父beforeUpdate->子beforeUpdate->子updated->父updated

销毁过程

　　父beforeDestroy->子beforeDestroy->子destroyed->父destroyed