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C - C++ Streams - Buffer iterator

#include <iostream>
#include <iterator>
#include <string>
using namespace std;
 
int main () 
{
  string name;
  istreambuf_iterator<char> eos;   
  istreambuf_iterator<char> iit (cin.rdbuf());
 
  while (iit!=eos && *iit!='\n') 
    name+=*iit++;
 
  cout << "Entered string is " << name << ".\n";
 
  return 0;
}