C / C++ / MFC

using namespace std;

typedef std::map<int, std::string, std::less<int>, std::allocator<std::string> > strmap;

typedef std::map<int, char, std::less<int>, std::allocator<char> > strmap;

#include <string>
#include <map>

typedef std::map<int, std::string> strmap;

strmap::iterator it = myMap.find(intKey);
if (it!=myMap.end())
{
  //...found it. 

  // copy to a new char array

  char *pChar = new char[(*it).second.size() + 1];

  // "(*it).second" is the second param in the template (the value part of the map). in this case, it's a std::string

  strcpy(pChar, (*it).second.c_str());

  ...

  delete [] pChar;
}