unit1.pas

利用流快速导出生成EXCEL,5万笔资料只需6秒时间左右

unit Unit1;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, ADODB, DB, StdCtrls, ExtCtrls, Grids, DBGrids;

type
  TForm1 = class(TForm)
    ADOQuery1: TADOQuery;
    DBGrid1: TDBGrid;
    Panel1: TPanel;
    Button1: TButton;
    DataSource1: TDataSource;
    procedure FormCreate(Sender: TObject);
    procedure Button1Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form1: TForm1;

implementation

{$R *.dfm}
uses
   unit2;
procedure TForm1.FormCreate(Sender: TObject);
begin
ADOquery1.Close;
adoquery1.Open;
end;

procedure TForm1.Button1Click(Sender: TObject);
begin
 unit2.ExportExcelFile('huangx.xls',true,adoquery1);
 Showmessage('fdsa');
end;

end.