Variables in C may be declared so that they contain a reference
to another variable rather than a numeric or string value. Using this
facility, you can write generalised code - using a variable called
"current" for example - that you can then point at a particular piece
of data you want to work on. On Monday, "current" can be Lee's
Chinese and on Tuesday it can the The Refa Indian Restaurant ...
This topic is presented on public courses
Programming in C,
C and C++ Programming
Examples from our training material
| arp.c | referencing array members through pointers |
| makefile | makefile for module C207 |
| p1.c | First demonstration of a pointer |
| pdo.c | Hello pointer world |
| pfirst.c | use of pointer - passing to function |
| psecond.c | How a pointer can give a temporary name |
| ptr1.c | Temperature conversions - pointers |
Background information
Some modules are
available for download as a sample of our material or under an
Open Training Notes License for free download from
http://www.training-notes.co.uk.
Topics covered in this module
Declaring and using a pointer
Pointer arithmetic
Passing pointers
The use of pointers.
Complete learning
If you are looking for a complete course and not just a information on a single subject, visit our
Listing and schedule page.
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We have a technical library of over 600 books on the subjects on which we teach.
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