解决0值tooltip不显示问题

src/utils/chart.js

@@ -217,7 +217,7 @@ export const getLineOption2 = (xData = [], seriesData = [], legendDesc = "健康
   },
   grid: {
     left: "12%",
-    right: "5%",
+    right: "50",
     bottom: "15%",
     top: "20%",
   },

src/views/dustMonitoring/index.vue

@@ -204,7 +204,7 @@ const chartLinkageFun = (target) => {
   Object.keys(chartInstance).forEach((key) => {
     instanceList.push(chartInstance[key]);
   });
-  if (instanceList.length < 3) return;
+  // if (instanceList.length < 3) return;
   instanceList.forEach((item) => {
     item.off("showTip");
     item.off("globalout");