What is the Life Cycle of an iPhone application?

IosLifecycle

Ios Problem Overview

Can anyone explain what is the life cycle process of iPhone? i.e from the start to end of the application life cycle.

Ios Solutions

Solution 1 - Ios

See also This post on Cocoanetics that present a very useful flowchart explaining the different calls to the AppDelegate methods during the app life cycle:

UIApplication Delegate messaging flowchart

Solution 2 - Ios

here is diagram image for understand Life Cycle (iPhone / Android)

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Edit: Here is the more detailed information from Apple Docs.

> Part 1:

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> Part 2:

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Reference

Also this one is for View Controller Life Cycle methods

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Solution 3 - Ios

There's another simpler one in ios developer's cookbook

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Solution 4 - Ios

If you want to something more detail ,you can read the official document delivered by apple
It has been updated with iOS6.0
http://developer.apple.com/library/ios/#featuredarticles/ViewControllerPGforiPhoneOS/ViewLoadingandUnloading/ViewLoadingandUnloading.html

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