Error in v-on handler: “TypeError: this.$confirm is not a function“
在vue项目中从全局引入element-ui改为按需引入后报错
解决方法：
1 引入messageBox 插件
import {MessageBox} from ‘element-ui’
2 在vue 的原型对象上挂载confirm
Vue.prototype.$confirm = MessageBox.confirm
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