C and C based languages - Pointers and references

Pointers and references - C and C based languages module C207

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.

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