温度拨盘bug

src/components/MainPage.vue

@@ -209,8 +209,8 @@ export default {
   methods:{
     getColumns(){   //后台数据为空，则使用默认值
       const obj=getValuesArr(this.symptomResult.questionDetailList);
-      const arr=obj.vals?obj.vals:undefined;
-      const arrp=obj.vals?obj.valsp:undefined;
+      const arr=obj.vals.length>0?obj.vals:undefined;
+      const arrp=obj.vals.length>0?obj.valsp:undefined;
       return {arr,arrp};
     },
     previewRes(){
@@ -390,7 +390,7 @@ export default {
       this.wrong=false;
     },
     cancelSymptom(){      //修改（即删除）已选主症
-      this.symptomQasList = [];
+      this.symptomQasList = [];//console.log(this.$store.state)
       this.selectedSymptom=[];
       this.showUsual=true;
       this.canceledSym = true;

src/utils/tools.js

@@ -433,7 +433,7 @@ const getRouteName = (flg,active,order) => {
 };
 function getValuesArr(arr){
   let vals = [],valsp=[];
-  arr.map((it)=>{
+  (arr||[]).map((it)=>{
     vals.push(it.name);
     valsp.push(it.description||it.name);
   });