<!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <title></title> <script src="../js/jquery-3.3.1.min.js" ></script> </head> <body> <div id="main" style="width: 100%;"></div> <script src="../test/echarts.min.js"></script> <script> var myChart = echarts.init(document.getElementById('main')); // 指定圖表的配置項和數據 var option = { title: { how:true, text: '┃趨勢圖', // subtext:'測試', //副標題 left:70, // borderColor:'red', //邊框顏色 // borderWidth:1, //邊框的寬度 }, //工具箱組件 toolbox:{ show:true, feature:{ dataView:{ show:true }, restore:{ show:true }, dataZoom:{ show:true }, saveAsImage:{ show:true }, magicType:{ type:['bar','line'] } } }, tooltip: { trigger:'axis' //彈窗組件 }, legend: { data:['評論量(QTY)'] }, xAxis: { type: 'value', boundaryGap: [0, 0.01], }, yAxis: { type: 'category', axisLabel:{ interval: 0,// 橫軸信息全部顯示 rotate: 0 // 0度角傾斜顯示 }, data:["00:00","03:00","06:00","09:00","12:00","15:00","18:00","21:00","06:00","09:00","12:00","15:00","18:00","21:00","06:00","09:00","12:00","15:00","18:00","21:00","09:00","12:00","15:00","18:00"] }, series: [{ name: '評論量(QTY)', type: 'bar', data: [15, 20, 25, 18, 17, 21,12,18,10,11,14,16,19,30,15, 20, 25, 18, 17, 21,18,10,11,14,], barWidth:30, markPoint:{ //設置最大值和最小值顯示 data:[ {type:'max',name:'最大值',symbolSize:'35'}, {type:'min',name:'最小值',symbolSize:'35'} ] }, itemStyle:{ normal:{ color:'#5CACEE' } }, markLine:{ //顯示平均水平線 data:[ {type:'average', name:'平均值'} ] } }] }; // 使用剛指定的配置項和數據顯示圖表。 myChart.setOption(option); //柱狀圖y軸的長度 option.yAxis.data.length var autoHeight = option.yAxis.data.length * 50 + 150; //獲取 ECharts 實例容器的 dom 節點。 myChart.getDom().style.height = this.autoHeight + "px"; myChart.getDom().childNodes[0].style.height = this.autoHeight + "px"; myChart.getDom().childNodes[0].childNodes[0].setAttribute("height", this.autoHeight); myChart.getDom().childNodes[0].childNodes[0].style.height = this.autoHeight + "px"; //根據窗口的大小變動圖表 myChart.resize(); </script> </body> </html>