C / C++ / MFC

<br />
	char idata[256];<br />
	ifstream a_file ( "data/text.dat" );<br />
	while (! a_file.eof() )<br />
	{<br />
		a_file.getline(idata,256);<br />
                cout<< idata <<endl;<br />
        }<br />

ifstream& operator>>(ifstream& i_stream,CMyClass MyClass)
{
   i_stream>>MyClass.Data1;
   i_stream>>MyClass.Data2;
   ....
   ....
   return i_stream;
}

ifstream is(.....);
CMyClass Class;
is>>Class; 

ifstream& operator>>(ifstream& is,CMyClass MyClass)
{
   MyClass>>data1;
   if (is.eof())
   {
      CFileException exception(....);
      throw exception;
   }

   MyClass>>data2;
   if (is.eof())
   {
      CFileException exception(....);
      throw exception;
   }

   ....
}

ifstream is(.....);
CMyClass Class;
do {
    is>>Class;
while (!is.eof())

if (streamObj.eof())
    throw CMyEOF;
else {
    // Other cases ...
}

// ios_base_failure.cpp
// compile with: /EHsc
#include <iostream>
#include <fstream>

int main() {
   using namespace std;
   fstream file;
   file.exceptions(ios::failbit);
   try {
      file.open("rm.txt", ios_base::in);
      // Opens nonexistent file for reading
   }
   catch(ios_base::failure f) {
      cout << "Caught an exception." << endl;
   }
}