#72·vue-analysis知道为啥作者要设计$emit的返回值是this吗Author: MisterChegyCreated Dec 22, 2019Updated Jul 28, 2020子组件调用$emit函数，返回值是该组件的this，作者为啥要返回this，别的不行吗Source: ustbhuangyi/vue-analysisView original on GitHubView discussion on GitHub