elementUi 自动升级 控制台报错 Prop being mutated: “placement“
[Vue warn]: Avoid mutating a prop directly since the value will be overwritten whenever the parent component re-renders. Instead, use a data or computed property based on the prop's value. Prop being mutated: "placement"当 elementUi 自动升级到 2.15.8 以上版本时，浏览器控制台会出现此报错。现在看到 gitlab issue 上也有很... ...阅读全文