如何在后台运行iphone应用程序

Question

  

可能重复：
  How to implement Daemon process for background task in iphone sdk 3.0 ?

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如何在后台运行iphone应用程序，任何好友都可以给我一些示例代码，

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thanx

Answer 1

你以前应该做过一些研究，但是你去了：

• iPhone app in the background
• How to implement Daemon process for background task in iphone sdk 3.0?
• iPhone App - Generate Alert Popups when App is Closed
• Is there any system level background queue process in iPhone?
• push notification - background process - iPhone

参考how to run my application in background in iphone?

<小时/> 更不用说 iOS应用程序编程指南 Executing Code in the Background

Answer 2

关注official guide from Apple。