Re: [I] echarts3.*后的版本，雷达图不支持展示单个维度的数据 [echarts]

["Justin-ZS (via GitHub)" <gi...@apache.org>]

Justin-ZS commented on issue #10750:
URL: https://github.com/apache/echarts/issues/10750#issuecomment-3213144942

   workaround：
   ```js
    chart.on('mousemove', function (params) {
         console.log(params.event.target.__dimIdx);
        // save to chart instance or somewhere
     });
   ```
   in tooltip formatter, read the saved index and show tooltip accordingly
   


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