改为disabled

src/components/pages/components/worksDetail2.vue

@@ -51,7 +51,7 @@
               v-model="uname"
               placeholder="请选择学生"
               @change="searchWork2"
-							v-loading="studentLoading"
+							:disabled="studentLoading"
             >
               <el-option label="所有学生" value></el-option>
               <el-option