Loading a file into a vector

Question

I would like to load the contents of a text file into a vector (or into any char input iterator, if that is possible). Currently my code looks like

Answer 1

Another approach, using rdbuf() to read the whole file to a std::stringstream first:

#include 
#include 
#include 
#include 

// for check:
#include 
#include 
#include 

int main() {
   std::ifstream file("test.cc");
   std::ostringstream ss;
   ss << file.rdbuf();
   const std::string& s = ss.str();
   std::vector vec(s.begin(), s.end());

   // check:
   std::copy(vec.begin(), vec.end(), std::ostream_iterator(std::cout));
}