Re: Beginner question

[Fernando Salas <fsalas@fibertel.com.ar>]

U can use them in a lot of ways, u can use them to traverse arrays , to use
polimorphism in C++, a lot of uses, study them , they are very usefull. Search the
WEB for tutorials , there are plenty of them, there u can find a big explanation
about the use of pointers

wegifford wrote:

> Hey there,
>    I am a beginner and I am covering pointers and have a few questions.  The
> book I am using is not giving me the best explanation.  The code makes tons of
> sense but I want to know a little more about what a pointer is.
>    As I understand it a pointer variable is pointing to a variable location in
> memory.  So when passed in a function it is not exactly being passed but where
> the variable is located is being pass. What is a pointer exactly used for?  Is
> the previous explantion the answer.  If so when is the best time to declare
> and use pointers? What is a benefit of a pointer? Is it just speed?  Any help
> you all could give would shed light on this concept.
>
>                                                         William
>
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