echarts双折线图自定义tooltips样式

自定义双折线图样式

x轴标签为19，自定义样式更改为年月日

tooltip: {
                    trigger: 'axis',
                    formatter: params => {
                        let resultData = params[0]
                        let outputData = params[1]
                        let resultDate = this.trendInfoList.dateInfoList[resultData.dataIndex]
                        let dateInfo = resultDate.split('-')[0] + '年' + resultDate.split('-')[1] + '月' + resultDate.split('-')[2] + '日'
                        let tipsHtml = `

                        
${dateInfo}
                        

                            

                            
战果实例数
                            
${resultData.value}
                        
                        

                            

                            
输出数据量
                            
${outputData.value}
                        
                    
`

                        return tipsHtml
                    }