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Programming in C, Third Edition
book

Programming in C, Third Edition

by Stephen G. Kochan
July 2004
Beginner to intermediate content levelBeginner to intermediate
576 pages
12h 3m
English
Sams
Content preview from Programming in C, Third Edition

Chapter 12. Operations on Bits

AS MENTIONED ON PREVIOUS OCCASIONS, the C language was developed with systems programming applications in mind. Pointers are the perfect case in point because they give the programmer an enormous amount of control over and access into the computer’s memory. Along these same lines, systems programmers frequently must get in and “twiddle with the bits” of particular computer words. C provides a host of operators specifically designed for performing operations on individual bits.

Recall from the discussions in the previous chapter the concept of a byte. On most computer systems, a byte consists of eight smaller units called bits. A bit can assume either of two values: 1 or 0. So a byte stored at address 1000 in a computer’s ...

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ISBN: 9780768689068Purchase book