C / C++ / MFC

class MyClass
{            
public:
    MyClass()
    {
        arr[0] = 2;
        arr[1] = 4;
        arr[2] = 6;
    }
 
    int& operator[](const int i )
    {
        return arr[i];
    }
 
    int arr[3];
};
 
MyClass foo;    
int j = 0,
    i = foo[j]; // assigns the value 2 to i
foo[2] = i;     // assigns the value 2 to the third item in the array

MyClass foo;    
int j = 0,
    i = foo.arr[j];
foo.arr[2] = i;

"The pointy end goes in the other man." - Antonio Banderas (Zorro, 1998)

"The pointy end goes in the other man." - Antonio Banderas (Zorro, 1998)