修改

src/components/course/notice-form.vue

@@ -80,7 +80,10 @@
           <div>
             <span class="noticeBlue">To：</span>
             <span class="notice_Span">
-              <span v-for="(item,index) in dataList[0].toList">{{item}}</span>
+              <span v-for="(item,index) in dataList[0].toList">
+                {{item}}
+                <template v-if="index!=dataList[0].toList.length-1">、</template>
+              </span>
             </span>
           </div>
         </div>