相关性tooltip显示修改

src/views/hzyb/chart/Detail.vue

@@ -429,15 +429,15 @@ const initRelevanceChart=(data)=>{
 
     let tooltip = {
         formatter: function() {
-          let str = `<p>相关性系数：${this.y}</p>`
+          let str = `<p>相关性系数：${this.y.toFixed(4)}</p><br><p>领先${this.x}期</p>`
           return str
         },
         formatterCh: function() {
-          let str = `<p>相关性系数：${this.y}</p>`
+          let str = `<p>相关性系数：${this.y.toFixed(4)}</p><br><p>领先${this.x}期</p>`
           return str
         },
         formatterEn: function() {
-          let str = `<p>Correlation coefficient：${this.y}</p>`
+          let str = `<p>Correlation coefficient：${this.y.toFixed(4)}</p><br><p>lead${this.x}stage</p>`
           return str
         }
     }