hent data fra fil

Kode 

#include <iostream>
#include <fstream>
#include <iterator>
#include <vector>
#include <string>

int main()
{
   // Open file
   std::ifstream is("test.dat");
   if(!is)
   {
      std::cout << "Failed to open file" << std::endl;
      return 0;
   }
   // Storage for content
   std::vector<std::string >MyVector;
   // Read
   std::copy(std::istream_iterator<std::string>(is),
             std::istream_iterator<std::string>(),
             std::back_inserter(MyVector));

   // Write to std::cout
   std::copy(MyVector.begin(), MyVector.end(), std::ostream_iterator<std::string>(std::cout, "\\n"));
}