Re: [I] [Bug] The tree setOption causes line retention [echarts]

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

safsddfadsa commented on issue #18448:
URL: https://github.com/apache/echarts/issues/18448#issuecomment-1803369432

   testData.forEach((data, index) => {
   setTimeout(() => {
   option.series[0].data = [data];
   myChart.clear()  //清除画布重新画
   myChart.setOption(option);
   }, (index + 1) * 1000);
   });


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