update

src/views/course_details/index.vue

@@ -627,7 +627,7 @@ export default {
     },
     // 获取当前时间到指定时间的倒计时
     getBackTime() {
-      let targetTime = new Date(this.CourseData.begin_date).getTime();
+      let targetTime = new Date(this.CourseData.end_date).getTime();
       // 目标时间戳 - 当前时间戳 = 倒计时
       this.timer = setInterval(() => {
         let backTime = targetTime - new Date().getTime();