Re: [I] [Bug] Tree chart: expanded/collapsed state of parent nodes is reset on zoom [echarts]

["helgasoft (via GitHub)" <gi...@apache.org>]

helgasoft commented on issue #19289:
URL: https://github.com/apache/echarts/issues/19289#issuecomment-1806569377

   > the only way to change zoom is to change series.zoom property in options.
   
   did you try **```roam:true```** for zooming ? Just add it in the tree series of [the official example](https://echarts.apache.org/examples/en/editor.html?c=tree-basic)


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