Method operator<

utilities/include/string/tstring.h:1041–1044

        }

        friend inline bool __stdcall operator<(const TStringT& s1, const TStringT& s2)
        {
            return s1.Compare(s2) < 0;
        }
        friend inline bool __stdcall operator<(const TStringT& s1, const tchar* s2)
        {
            return s1.Compare(s2) < 0;