标签:loading com rip update pre str 生命周期 组件 highlight
它可以总共分为8个阶段:
beforeCreate(创建前) —— 可以在这加个loading事件 created
created(创建后) ——在这结束loading,还做一些初始化,实现函数自执行
beforeMount(载入前),
mounted(载入后) ——在这结束loading,还做一些初始化,实现函数自执行x
beforeUpdate(更新前),
updated(更新后),
beforeDestroy(销毁前),
destroyed(销毁后) ——当前组件已被删除,清空相关内容
<div id=app> {{a}} <button v-on:click="change">change</button> </div> <script> var myVue = new Vue({ el: "#app", data: { a: "Vue.js" }, beforeCreate: function() { console.log("创建前") console.log(this.a) console.log(this.$el) }, created: function() { console.log("创建之后"); console.log(this.a) console.log(this.$el) }, beforeMount: function() { console.log("mount之前") console.log(this.a) console.log(this.$el) }, mounted: function() { console.log("mount之后") console.log(this.a) console.log(this.$el) }, beforeUpdate: function() { console.log("更新前"); console.log(this.a) console.log(this.$el) }, updated: function() { console.log("更新完成"); console.log(this.a); console.log(this.$el) }, beforeDestroy: function() { console.log("销毁前"); console.log(this.a) console.log(this.$el) console.log(this.$el) },
destroyed: function() { console.log("已销毁"); console.log(this.a) console.log(this.$el) },
methods: { change:function(){ console.log("change vue")
} },
}); </script>
点击按钮之后出现的是:
标签:loading com rip update pre str 生命周期 组件 highlight
原文地址:https://www.cnblogs.com/suola/p/9876839.html