Multitasking (iOS): Difference between revisions

Revision as of 14:00, 19 September 2013

Revision as of 01:57, 20 September 2013

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===Background APIs===

[[File:IOS Multitasking Bar.pngjpeg|right|thumb|The multitasking barMultitasking on iOS 47]]

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>{{cite web|last=Ritchie |first=Rene |url=http://www.imore.com/ios-4-walkthrough |title=iOS 4 walkthrough |publisher=iMore |date=2010-06-14 |accessdate=2013-09-14}}</ref> Starting with iOS 4, on third-generation and newer iOS devices, multitasking is supported through seven background APIs:<ref>{{cite web|last=Ritchie |first=Rene |url=http://www.imore.com/apple-announces-multitasking-iphone-40 |title=Apple announces multitasking for iPhone OS 4 (iPhone 3GS/iPod touch G3 only) |publisher=iMore |date=2010-04-08 |accessdate=2013-09-14}}</ref>