type
TMyDBGrid = Class(TDBGrid);
procedure TForm1.Button1Click(Sender: TObject);
begin
(TMyDBGrid(DBGrid1)).GridLineWidth := 4;
end;
TMyDBGrid = Class(TDBGrid);
procedure TForm1.Button1Click(Sender: TObject);
begin
(TMyDBGrid(DBGrid1)).GridLineWidth := 4;
end;
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