C / C++ / MFC

/* The following isn't the real definition of Decimal type, */
/* but it is what RPC knows how to remote */
typedef struct tagDEC
    {
    USHORT wReserved;
    BYTE scale;
    BYTE sign;
    ULONG Hi32;
    ULONGLONG Lo64;
    } 	DECIMAL;

struct point3D
{
  double x;
  double y;
  double z;
};

std::vector<point3D> my_vector_of_points;

bool sortOnX(const point3D& a, const point3D& b)
{
  return a.x < b.x;
}

std::sort(my_vector_of_points.begin(), my_vector_of_points.end(), sortOnX)

class CMyPropertyGridCtrl : public CMFCPropertyGridCtrl
{
public:
  int SetFirstColumn(int iwidth){ m_nLeftColumnWidth = iwidth;
                              AdjustLayout();return 0;};
};

...
{
...
  CMyPropertyGridCtrl blah;
  int iwidth;

  blah.SetFirstColumn(iwidth);
...
}
...

Mike the Red wrote:

Is the order of the members in memory the same as the order in which they are declared?

class Foo
{
public:
    int x;
    int y;

private:
    int _x;
    int _y;
};