Diff

Diff 算法

生命周期

image.png

vue2 vue3
beforeCreate
created
beforeMount onBeforeMount
mounted onMounted
beforeUpdate onBeforeUpdate
updated onUpdated
beforeDestroy onBeforeUnmount
destroyed onUnmounted

Tips： setup 是围绕 beforeCreate 和 created 生命周期钩子运行的，所以不需要显式地去定义。

通信组建

VUE2 3 通信