Your browser does not seem to support JavaScript. As a result, your viewing experience will be diminished, and you have been placed in read-only mode.
Please download a browser that supports JavaScript, or enable it if it's disabled (i.e. NoScript).
问题已解决，感谢@无锡-天师 缺了继承代码parent没有继承顶级图标
谢谢大佬@宁波-志宏 ！解决方案https://www.jianshu.com/p/74bf75728d37