[Bug] How to get back to the same expanded state in Tree Diagram of echarts after making any changes in the nodes after expanding them?

[gss-akshat]

Version

5.2.2

Link to Minimal Reproduction

https://echarts.apache.org/examples/en/editor.html?c=tree-basic

Steps to Reproduce

Use the above link
If you know how to do it, please comment with the solution

Current Behavior

The entire chart gets redrawn.

Expected Behavior

It is fine that it is getting redrawn, I just want to navigate to the same expanded state after it's getting redrawn.

Environment

- OS: windows
- Browser: chrome
- Framework: angular

Any additional comments?

No response

[fuchunhui]

try this

You need to pay attention to two things:

• update your data according to your content.
• setOption again.