unit Unit1;

interface

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

type
  TForm1 = class(TForm)
    Button1: TButton;
    Edit1: TEdit;
    procedure Button1Click(Sender: TObject);
  end;

var
  Form1: TForm1;

implementation

{$R *.dfm}

procedure TForm1.Button1Click(Sender: TObject);
begin
  Edit1.Text := IntToStr(StrToIntDef(Edit1.Text, 0) + 1);

  if StrToIntDef(Edit1.Text, 0) < 10 then
    Button1.Click;

  {这样也可以:}
//  if StrToIntDef(Edit1.Text, 0) < 10 then
//    Button1Click(nil);
end;

end.

posted on 2008-03-31 16:48  万一  阅读(2149)  评论(8编辑  收藏  举报