destructor TForm1.Destroy;
begin
FExcelSheet.Free;
FExcelBook.Free;
FExcelApp.Free;
inherited;
end;
procedure TForm1.Button1Click(Sender: TObject);
begin
Caption := 'begin open';
with ADOQuery1 do
begin
if not Active then
begin
SQL.Text := 'select * from mytable';
Open;
end;
DataSetToExcel('c:\a.xls');
end;
end;