[GitHub] [incubator-echarts] plainheart commented on issue #13492: how to display additional information in the sankey chart tooltips

[GitBox <gi...@apache.org>]

plainheart commented on issue #13492:
URL: https://github.com/apache/incubator-echarts/issues/13492#issuecomment-717031685


   I'd like to suggest using  formatter callback function to get the data of node and assemble and return your information.
   
   ```js
   (params: Object|Array, ticket: string, callback: (ticket: string, html: string)) => string
   ```


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