hex_to_dec.cpp

#include <iostream>
#include <iomanip>
#include <sstream>
#include <iterator>

int main()
{
  const char c = 'E';
  std::ostringstream os;
  os << std::hex << static_cast<int>(c);

  std::cout << os.str() << std::endl;

  os << static_cast<int>('F');

  std::cout << os.str() << std::endl;

  {
  const std::string localCode = "EF4D8";
  std::ostringstream os;
  os << std::hex;
  std::copy(localCode.begin(), localCode.end(), std::ostream_iterator<int>(os, ""));
  std::cout << os.str() << std::endl;}
}