慕课网视频地址(正版购买):https://coding.imooc.com/class/196.html
import Vue from 'vue' const app = new Vue({ // el: '#root', // template: '<div>{{text}}</div>', data: { text: 0 }, beforeCreate () { console.log(this.$el, 'beforeCreate') }, created () { console.log(this.$el, 'created') }, beforeMount () { console.log(this.$el, 'beforeMount') }, mounted () { console.log(this.$el, 'mounted') }, beforeUpdate () { console.log(this, 'beforeUpdate') }, updated () { console.log(this, 'updated') }, activated () { // 在组件章节讲解 console.log(this, 'activated') }, deactivated () { // 在组件章节讲解 console.log(this, 'deactivated') }, beforeDestroy () { console.log(this, 'beforeDestroy') }, destroyed () { console.log(this, 'destroyed') }, render (h) { throw new TypeError('render error') // console.log('render function invoked') // return h('div', {}, this.text) }, renderError (h, err) { return h('div', {}, err.stack) }, errorCaptured () { // 会向上冒泡,并且正式环境可以使用 } }) app.$mount('#root') // setInterval(() => { // app.text = app.text += 1 // }, 1000) setTimeout(() => { // 解除所有的事件监听和watch app.$destroy() }, 1000)
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