decr()

SeriesStepper & aff::util::SeriesStepper::decr

(

)

decrement offset - return reference to itself

previous element

Definition at line 56 of file seriesstepper.cc.

References Mcurrent, Mfirst_offset, Mlast_offset, and Mvalid.

  {
    if (--Mcurrent<Mfirst_offset) 
    { 
      Mcurrent=Mlast_offset;
      Mvalid=false;
    }
    return(*this);
  }