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Programming > C - C++ Learning > Re: Storing Arr...
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Re: Storing Arrays in Maps (Or, alternatively, convert hex to dec)

by "Mike Wahler" <mkwahler@[EMAIL PROTECTED] > Mar 13, 2008 at 06:10 AM

"Hal Vaughan" <hal@[EMAIL PROTECTED]
> wrote in message 
news:0h4Cj.11565$wM2.6305@[EMAIL PROTECTED]
>I need to store 2 - 4 values that I have in hex in a map.  I've tried
> storing an int[] in a map and can't make it work.

Arrays can't be stored in standard library containers.
They're not copy-constructible or assignable.

> As of now, the only way
> I can think of is to store it as a string, like "0x01 0xDF".  But then 
> when
> I get it out of the map, I don't see how to convert it to one int for
each
> specified hex number.

#include <ios>
#include <iostream>
#include <sstream>
#include <string>

int main()
{
    std::string s("0x01 0xDF");
    std::istringstream iss(s);
    int a = 0;
    int b = 0;
    iss >> std::hex >> a >> b;
    std::cout << a << ' ' << b << '\n';
    return 0;
}




-Mike
 




 9 Posts in Topic:
Storing Arrays in Maps (Or, alternatively, convert hex to dec)
Hal Vaughan <hal@[EMAI  2008-03-13 06:59:08 
Re: Storing Arrays in Maps (Or, alternatively, convert hex to de
"Mike Wahler" &  2008-03-13 06:10:31 
Re: Storing Arrays in Maps (Or, alternatively, convert hex to de
Hal Vaughan <hal@[EMAI  2008-03-13 13:31:50 
Re: alternatively, convert hex to dec
Hal Vaughan <hal@[EMAI  2008-03-13 13:58:41 
Re: alternatively, convert hex to dec
Hal Vaughan <hal@[EMAI  2008-03-13 14:13:34 
Re: Storing Arrays in Maps (Or, alternatively, convert hex to de
Jerry Coffin <jcoffin@  2008-03-17 00:08:33 
Re: Storing Arrays in Maps (Or, alternatively, convert hex to de
Jerry Coffin <jcoffin@  2008-03-17 00:13:49 
Re: Storing Arrays in Maps (Or, alternatively, convert hex to de
Jeff Schwab <jeff@[EMA  2008-03-17 10:17:47 
Re: Storing Arrays in Maps (Or, alternatively, convert hex to de
Jerry Coffin <jcoffin@  2008-03-18 07:17:53 

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tan12V112 Wed Oct 15 12:10:00 CDT 2008.