loginuser.pas

结于初学者来说这对数据库是一个很好的例子

unit LoginUser;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, StdCtrls, DB, DBTables;

type
  TForm25 = class(TForm)
    procedure Button2Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form25: TForm25;

implementation

uses main;

{$R *.dfm}

procedure TForm25.Button2Click(Sender: TObject);
begin
   close;
end;

end.