修改

ybf_wx/src/views/active/createBigWheelActive.vue

@@ -445,7 +445,7 @@ export default {
       let year = time.getFullYear();
       let month = time.getMonth() + 1;
       let day = time.getDate();
-      return year + "年" + month + "月" + day + "日";
+      return year + "-" + month + "-" + day;
     },
     endTimeChange(e) {
       let endTimeArr = e.getValues();