Re: [Boost-users] storing pointers in a std::map

Subject: Re: [Boost-users] storing pointers in a std::map
From: Alan Tennant (alan2here_at_[hidden])
Date: 2010-03-11 12:40:57

Value. Like this.

#include <iostream>
#include <map>

void func(int* n)
{
    std::cout<<n<<" "<<*n<<std::endl;
    std::map<std::string, int*> m1;
    //m1["test"] = n;
}

void main()
{
    func(new int());
}

Uncomment the m1... line to uncover the error.

On 11 March 2010 17:25, Rutger ter Borg <rutger_at_[hidden]> wrote:

>  Alan Tennant wrote:
>
> > I'm having difficulty storing pointers in a std::map. I can't find
> > anything online about it, are std::maps supposed to be able to store
> > pointers?
>
> Sure, as key or as value? Providing a code example might help in this case.
>
> Regards,
>
> Rutger
>
>
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