updates

src/modules/course/my/components/ViewCourseInfoTop.vue

@@ -167,12 +167,15 @@ const statusStyle = (item: any) => {
       </div>
       <div class="lecturer-list" style="margin-top: 20px">
         <div class="list-name">助教</div>
-        <div v-for="item in props.data.teachers" :key="item.id">
-          <div class="item1">
-            <img class="avatar" src="https://cube.elemecdn.com/9/c2/f0ee8a3c7c9638a54940382568c9dpng.png" />
-            <div class="name">{{ item.name }}</div>
+        <template v-if="props.data.teachers && props.data.teachers.length > 0">
+          <div v-for="item in props.data.teachers" :key="item.id">
+            <div class="item1">
+              <img class="avatar" src="https://cube.elemecdn.com/9/c2/f0ee8a3c7c9638a54940382568c9dpng.png" />
+              <div class="name">{{ item.name }}</div>
+            </div>
           </div>
-        </div>
+        </template>
+        <div class="item1" v-else>暂无</div>
       </div>
     </div>
   </div>