🐞 fix: 活动时间创建时，需要落在报名时间之间

 <!--
  * @Date: 2022-09-21 16:04:10
  * @LastEditors: hookehuyr hookehuyr@gmail.com
- * @LastEditTime: 2022-10-21 17:53:26
+ * @LastEditTime: 2022-10-25 14:31:54
  * @FilePath: /swx/src/pages/createActivity/index.vue
  * @Description: 创建活动页面
 -->
@@ -277,6 +277,8 @@ import Toast from '@/components/vant-weapp/toast/toast';
 import { randomId } from '@/utils/tools'
 import * as dayjs from 'dayjs'
 import { activityInfoAPI } from '@/api/Host/index';
+var isBetween = require('dayjs/plugin/isBetween')
+dayjs.extend(isBetween);
 
 const activity_name = ref('');
 const onChange = ({ detail }) => {
@@ -695,6 +697,10 @@ const validForm = () => { // 校验表单
     Toast('报名开始时间不能晚于报名截止时间');
     return false;
   }
+  if (!dayjs(activity_time.value).isBetween(dayjs(reg_begin_time.value), dayjs(reg_end_time.value), null, '[]')) {
+    Toast('活动时间请在报名时间之间');
+    return false;
+  }
   if (reg_max.value === '') {
     Toast('报名人数不能为空');
     return false;