表格组件展示树形数据,在children为空的情况下也有展开按钮

[pylist]

• I have searched the issues of this repository and believe that this is not a duplicate.

Version

3.3.0-beta.4

Environment

"ant-design-vue": "4.0.0-alpha.5"

Reproduction link

Steps to reproduce

表格组件展示树形数据,在children为空的情况下也有展开按钮

What is expected?

children为空隐藏展开按钮

What is actually happening?

children为空也显示了展开按钮

[tangjinzhou]

没毛病，你可以将 children 改成 undefined，

只要是数组就会有展开按钮，有异步加载的需求

[github-actions]

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