como seria el ParamByName de una query pero del tipo fecha

[marcoszorrilla]

Código Delphi [-]
procedure TfrAltas1Vendedor.BitBtn1Click(Sender: TObject);
begin
DmCli.IBDtsCli.Close;
DmCli.IBDtsCli.SelectSQL.Clear;
DmCli.IBDtsCli.SelectSQL.Add('Select * from Clientes ');
DmCli.IBDtsCli.SelectSQL.Add('Where Vendedor = :V ');
DmCli.IBDtsCli.SelectSQL.Add('And Alta Between :F1 And :F2 ');
DmCli.IBDtsCli.SelectSQL.Add('Order by Alta');
DmCli.IBDtsCli.ParamByName('V').AsString:=DmCli.IBDtsVendCODIGO.Value;
DmCli.IBDtsCli.ParamByName('F1').AsDate:=DtpkIni.Date;
DmCli.IBDtsCli.ParamByName('F2').AsDate:=DtpkFin.Date;
DmCli.IBDtsCli.Open;

DmCli.IBDtsCli.Last;
lbClientes.Caption:='Total Clientes: '+IntToStr(DmCli.IBDtsCli.RecordCount);
end;

Un Saludo.