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Programming in Objective-C, Third Edition by Stephen G. Kochan

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Chapter 10

1 Chapter 13 briefly discusses bit fields.

Chapter 13

1 Technically speaking, its defined in the file NSObjCRuntime.h, which is imported from inside the file Foundation.h

2 Note the use of the strings "A string to be copied." and "So is this." in the program. These are not string objects, but C-style character strings, as distinguished by the fact that an @ character does not precede the string. The two types are not interchangeable. If a function expects an array of char as an argument, you may pass it either an array of type char or a literal C-style character string, but not a character string object.

Chapter 15

1 Currently, unichar characters occupy 16 bits, but the Unicode standard provides for characters larger than ...

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