myChart.setOption({title:{text:'2024年全国降雨量统计',show:false},legend:{show:true},toolbox:{show:true,feature:{magicType:{show:true,type:['stack','tiled']},saveAsImage:{show:true}}},tooltip:{},xA

functionsspPolymerizationEcharts(){constchartDom=document.getElementById('main');constmyChart=echarts.init(chartDom);//从allData获取数据constdata=allData.value;//提取数据列constdatelist=data.map(item=>item.date);constreqCoun