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Programming > C++ Moderated > Re: Getting mem...
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Re: Getting memory size

by Nimish <nimish.bhargava@[EMAIL PROTECTED] > May 2, 2008 at 12:44 PM

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Hi

Here b is being used.
I want to get memory size using pointer "a"..
if I perform the same operation on pointer a it gives me 8 bytes i.e.
size of the pointer not the size of the memory allocated to the
pointer.

regards
Nimish

On May 2, 2:16 pm, red floyd <no.s...@[EMAIL PROTECTED]
> wrote:
> Nimish wrote:
> > Hi all
>
> > How can I find the size of memory allocated to the pointer.
> > For eg.
>
> > int main()
> > {
> >              int b[100];
> >              int *a = b;
> >              ....
> >              ....
> >              return 0;
> > }
>
> > In this function I want to get size of memory allocated to "a"
> > pointer.
> > How can this be done.
>
> size_t a_size = sizeof(b);
>
> --
>       [ Seehttp://www.gotw.ca/resources/clcm.htmfor
info about ]
>       [ comp.lang.c++.moderated.    First time posters: Do this! ]


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      [ See http://www.gotw.ca/resources/clcm.htm
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      [ comp.lang.c++.moderated.    First time posters: Do this! ]
 




 13 Posts in Topic:
Getting memory size
Nimish <nimish.bhargav  2008-05-01 13:11:49 
Re: Getting memory size
red floyd <no.spam@[EM  2008-05-02 03:16:06 
Re: Getting memory size
=?ISO-8859-1?Q?Daniel_Kr=  2008-05-02 04:43:59 
Re: Getting memory size
Ron Natalie <ron@[EMAI  2008-05-02 04:43:40 
Re: Getting memory size
Jack Klein <jackklein@  2008-05-02 04:43:52 
Re: Getting memory size
Ulrich Eckhardt <dooms  2008-05-02 04:43:35 
Re: Getting memory size
Francis Glassborow <fr  2008-05-02 04:43:59 
Re: Getting memory size
Ian Collins <ian-news@  2008-05-02 04:43:25 
Re: Getting memory size
"Bob" <nospa  2008-05-02 04:43:55 
Re: Getting memory size
Mathias Gaunard <loufo  2008-05-02 04:43:26 
Re: Getting memory size
Nimish <nimish.bhargav  2008-05-02 12:44:58 
Re: Getting memory size
Michiel.Salters@[EMAIL PR  2008-05-02 12:43:56 
Re: Getting memory size
Francis Glassborow <fr  2008-05-03 16:10:22 

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tan12V112 Tue Jul 8 23:42:49 CDT 2008.