MFC的 CString 学习笔记 -2

struct CStringData

{

                long nRefs;             // reference count

                int nDataLength;        // length of data (including terminator)

                int nAllocLength;       // length of allocation

                // TCHAR data[nAllocLength]

                TCHAR* data()           // TCHAR* to managed data

                                { return (TCHAR*)(this+1); }

};