动态修改echarts的容器大小_阿尔叭叭-CSDN博客

<div style="width: 100%; overflow: auto">
          <div
            id="RobotEchartlen"
            ref="tendencychart"
            style="height: 270px"
          ></div>
</div>


var dataobj = res.data.data;
document.getElementById("RobotEchartlen").style.width =
dataobj.length * 60 > 350 ? dataobj.length * 60 + "px" : "350px"; //动态设置容器宽度
myChart.resize();//直接加这句即可
myChart.setOption(option,true);