It gives applications access to the network status of the client platform as well as its connectivity to remote resources; it also notifies an implementing application of a change in network state.
它使应用程序能够访问客户机平台的网络状态以及与远端资源的连接性；它也可以将网络状态的变化通知给实现中的应用程序。
It is the responsibility of our Ajax code to check for 304 status, and if found, simply not to change client application state based on the (absence of) data sent from the poll.
我们需要使用Ajax代码检查304状态，如果存在的话，那么也不要根据轮询发送的数据修改客户机应用程序状态。
The application can choose to be notified of a client status change or to check the client platform status by using the public APIs for the offline manager.
应用程序可以选择接收客户端状态更改通知，或使用公共 API 检测客户端平台状态（供离线管理人员使用）。
应用推荐