答题卡小题无数据时高度修改

src/components/StudentPaper.vue

@@ -247,6 +247,7 @@ export default {
               this.currentIndex = 0;
               this.questionList = [];
               this.studentCode = '';
+              this.questionTableHeight='';
               this.$nextTick(() => {
                 this.isLoading=false;
               });