◄CTimeSpan► ◄Up► ◄Contents► ◄Index► ◄Back► ──Microsoft Foundation Classes────────────────────────────────────────────── const CTimeSpan& operator +=( CTimeSpan timeSpan ); const CTimeSpan& operator -=( CTimeSpan timeSpan ); Remarks These operators allow you to add and subtract a CTimeSpan to and from this CTimeSpan. Example CTimeSpan ts1( 10 ); // 10 seconds CTimeSpan ts2( 100 ); // 100 seconds ts2 -= ts1; ASSERT( ts2.GetTotalSeconds() == 90 ); -♦-