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StoreKit Framework Reference SKPaymentTransactionObserver Protocol Reference

Document Revision History

This table describes the changes to SKPaymentTransactionObserver Protocol Reference.

Date

Notes

2012-09-19

Describes new features added in iOS 6.

2011-06-06

First release of this document for OS X.

2010-01-20

Fixed a typo.

2009-11-17

Marked which methods in the protocol are optional.

2009-07-13

Added descriptions of restored transaction methods.

2009-05-01

Minor edits.

2009-03-12

New document that describes an interface for observing transactions updated by the payment queue.