警告：Extraneous non-props attributes (ref_key) were passed to component but could not be automatically inherited because component renders fragment or text root nodes....
Generally, when encountering such a situation, there is a compatibility issue between the vue3 version and element-ui plus. You can choose to reinstall vue3, or reduce the element-ui version. It is recommended to upgrade the vue3 version.
npm install vue@nextAfter reinstalling and running, there is no warning.
