update

src/modules/student/contest/views/Lab.vue

@@ -147,7 +147,6 @@ const competitionUrl = computed(() => {
         </el-row>
       </AppCard>
       <div class="lab-box">
-        {{ competitionUrl }}
         <iframe :src="competitionUrl" :key="iframeKey" frameborder="0" class="iframe" ref="iframeRef"></iframe>
       </div>
     </template>