If you are defining a scheduled rule with a condition action programmatically , define the time - out value using the 如果您通过编程方式定义具有条件操作的预定规则,则请使用
Daily weather forecasts and weekly portfolio reports are examples of applications that should use scheduled rules 每日天气预报和每周投资报表都是应使用预定规则的应用程序示例。
Event and scheduled rules can use simple , parameter - based actions or more flexible condition actions 事件规则和预定规则可以使用基于参数的简单操作,也可以使用较为灵活的条件操作:
Because notifications are generated only at scheduled times , scheduled rules are good for periodic information updates 由于通知仅在计划时间生成,因此,预定规则适用于定期信息更新。
If you are defining scheduled rules with condition actions programmatically , create individual scheduled rule objects using the 如果您通过编程方式定义具有条件操作的预定规则,则请使用