unit1.~pas

来自「Delphi函数参考大全的CD」· ~PAS 代码 · 共 78 行

unit Unit1;

interface

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

type
  TForm1 = class(TForm)
    Edit1: TEdit;
    Timer1: TTimer;
    Edit2: TEdit;
    Edit3: TEdit;
    Timer2: TTimer;
    Timer3: TTimer;
    procedure Timer1Timer(Sender: TObject);
    procedure Timer2Timer(Sender: TObject);
    procedure Timer3Timer(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form1: TForm1;

implementation

{$R *.dfm}

procedure TForm1.Timer1Timer(Sender: TObject);
var
  i:integer;
begin
  i:=0;
  while i=0 do
  begin
    Randomize;
    i:=random(1000)//随机数在1000以内
  end;
    Edit1.Text:=inttostr(i);
    if Edit1.Text=inttostr(100) then
    begin
      Timer1.Enabled:=False;
      showmessage('随机数为：'+Edit1.Text);
    end;
end;

procedure TForm1.Timer2Timer(Sender: TObject);
var
  i:integer;
begin
i:=0;
while i=0 do
begin
  Randomize;
  i:=random(1000)
end;
  Edit2.Text:=inttostr(i);
end;

procedure TForm1.Timer3Timer(Sender: TObject);
var
  i:integer;
begin
i:=0;
while i=0 do
begin
  Randomize;
  i:=random(1000)
end;
  Edit3.Text:=inttostr(i);
end;

end.