Getline() May Be Used Exactly As Stdcin Is Used

C Programming Tricks

Once a file is opened, getline() may be used exactly as std::cin is used:

 std::ifstream someVarName("data.txt");
 float fl;
 char temp[100];
 someVarName.getline(temp, 100);
 fl=strtof(temp);
 int i;
 someVarName >> i;