warryy opened a new issue #15288: URL: https://github.com/apache/echarts/issues/15288
### Version https://cdn.jsdelivr.net/npm/echarts@4/dist/echarts.min.js?_v_=1611323308745 ### Reproduction link [https://echarts.apache.org/v4/examples/en/editor.html?c=dynamic-data2](https://echarts.apache.org/v4/examples/en/editor.html?c=dynamic-data2) ### Steps to reproduce copy code: function randomData() { now = new Date( now oneDay); value = value Math.random() * 21 - 10; return { name: now.toString(), value: [ [now.getFullYear(), now.getMonth() 1, now.getDate()].join('/'), Math.round(value) ] }; } var data = []; var now = new Date(1997, 9, 3); var oneDay = 24 * 3600 * 1000; var value = Math.random() * 1000; for (var i = 0; i < 1000; i ) { data.push(randomData()); } option = { title: { text: '动态数据 时间坐标轴' }, tooltip: { trigger: 'axis', formatter: function (params) { params = params[0]; var date = new Date(params.name); return date.getDate() '/' (date.getMonth() 1) '/' date.getFullYear() ' : ' params.value[1]; }, axisPointer: { animation: false } }, xAxis: { type: 'time', splitLine: { show: false } }, yAxis: { type: 'value', boundaryGap: [0, '100%'], splitLine: { show: false } }, series: [{ name: '模拟数据', type: 'line', showSymbol: false, hoverAnimation: false, data: data }] }; setInterval(function () { for (var i = 0; i < 5; i ) { data.shift(); data.push(randomData()); } myChart.setOption({ series: [{ data: data }] }); }, 1000); quickly drug zoom bar ### What is expected? display normally ### What is actually happening? line map messed --- Screenshot link: https://z3.ax1x.com/2021/07/04/RfkDHO.png <!-- This issue is generated by echarts-issue-helper. DO NOT REMOVE --> <!-- This issue is in English. DO NOT REMOVE --> -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected] --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
