Regarding the hierarchical association and hierarchical independence of tree components #3857
Description
- I have searched the issues of this repository and believe that this is not a duplicate.
Version
2.1.0
Environment
Mac 11.1 Chrome89.0.4389.90 Vue3.0.7
Reproduction link
第三个示例
https://vvbin.cn/next/#/comp/tree/editTree
Steps to reproduce
1. 返回的数据问题，层级关联和层级独立返回的数据是不是弄反了？
2. 切换层级关联和层级独立的问题
- 切换层级关联和层级独立，不再做任何选择操作，直接提交，返回的menuIds格式不会改变（格式指的是上图的数组或者对象）
- 切换层级关联和层级独立，进行选择操作，提交，返回的menuIds格式会改变
What is expected?
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What is actually happening?
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