Sets or returns whether or not the data of the worksheet is centered horizontally within the margins. This is is set to false by default.

 public boolean CenterHorizontally{ get; set; }
Public Property CenterHorizontally() As Boolean

          //--- Get CenterHorizontally
          bool centerHoriz = ps.CenterHorizontally

          //--- Set CenterHorizontally
          ps.CenterHorizontally = true;
        

          '--- Get CenterHorizontally
          Dim centerHoriz As Boolean = ps.CenterHorizontally

          '--- Set CenterHorizontally
          ps.CenterHorizontally = True