Multitasking (iOS): Difference between revisions

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==Features==
===Background APIs===
[[File:IOS_Multitasking_Bar.png|right|thumb|The multitasking bar on iOS 4]]
 
The multitasking bar on iOS 4]]
Before iOS 4, multitasking was limited to a selection of the applications Apple included on the device. Users could, however "jailbreak" their device in order to unofficially multitask.<ref>http://www.imore.com/ios-4-walkthrough</ref> Starting with iOS 4, on third-generation and newer iOS devices, multitasking is supported through seven background APIs<ref>http://www.imore.com/apple-announces-multitasking-iphone-40</ref>:
# Background audio – application continues to run in the background as long as it is playing audio or video content<ref>https://developer.apple.com/library/ios/documentation/iPhone/Conceptual/iPhoneOSProgrammingGuide/ManagingYourApplicationsFlow/ManagingYourApplicationsFlow.html#//apple_ref/doc/uid/TP40007072-CH4-SW20</ref>