Document Revision History

This table describes the changes to NSString UIKit Additions Reference.

2013-09-18Updated for iOS 7.
2012-12-13Corrected information about the thread safety of the methods in this extension.
2012-09-19Updated the constants to reflect changes in iOS 6.0.
2011-10-12Updated for iOS v5.0.
2010-03-12Made various small corrections.
2009-08-20Updated several method descriptions to reaffirm that truncation of the string text applies only to the layout process, and does not result in a modification of the string.
2008-05-13New document that describes the additions to the NSString class in the UIKit framework.