修改NaN

ruoyi-ui/src/views/JiHeExpressway/pages/perception/eventDetection/components/dailyDisposal/assets/charts.js

@@ -48,6 +48,7 @@ var options = {
          echartsData.forEach((it) => {
             count += it.value;
          })
+         if (count == 0) count = 1;
          let obj = echartsData.filter(it => { return it.name == params })
          return `{ast|${obj[0].name}}       {bst|${Math.round(obj[0].value / count * 100)}%}`
       },