过滤空字符串

src/components/InvigilatorSelect.vue

@@ -31,7 +31,7 @@ export default {
   data() {
     return {
       optionList: [],
-      selected: "",
+      selected: null,
     };
   },
   async created() {

src/features/examwork/InvigilateManagement/InvigilateManagementDialog.vue

@@ -20,7 +20,7 @@
             style="width: 100%;"
           ></ExamRoomSelect>
         </el-form-item>
-        <el-form-item label="考场">
+        <el-form-item label="监考老师">
           <InvigilatorSelect
             v-model="form.userIds"
             style="width: 100%;"
@@ -52,7 +52,7 @@ export default {
       handler(val) {
         this.form.roomCode = val.roomCode;
         const u = val.userId || "";
-        this.form.userIds = u.split(",");
+        this.form.userIds = u.split(",").filter((v) => v);
       },
     },
   },