Добавил:
Xer1t
Опубликованный материал нарушает ваши авторские права? Сообщите нам.
Вуз:
Предмет:
Файл:
unit Unit1;
interface
uses
Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
Dialogs, StdCtrls, Buttons, ExtCtrls;
type
TForm1 = class(TForm)
le1: TLabeledEdit;
btn1: TBitBtn;
l1: TLabel;
procedure btn1Click(Sender: TObject);
private
{ Private declarations }
public
{ Public declarations }
end;
var
Form1: TForm1;
implementation
{$R *.dfm}
procedure TForm1.btn1Click(Sender: TObject);
var x,y:Real;
begin
x := StrToFloat(le1.Text);
if (x < (-Pi/2))
then y:=Cos(x)
else if (x>=(-Pi/2)) and (x<=0)
then y:=0
else
y:=x;
l1.Caption:='Значение y=' + FloatToStr(y);
end;
end.
interface
uses
Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
Dialogs, StdCtrls, Buttons, ExtCtrls;
type
TForm1 = class(TForm)
le1: TLabeledEdit;
btn1: TBitBtn;
l1: TLabel;
procedure btn1Click(Sender: TObject);
private
{ Private declarations }
public
{ Public declarations }
end;
var
Form1: TForm1;
implementation
{$R *.dfm}
procedure TForm1.btn1Click(Sender: TObject);
var x,y:Real;
begin
x := StrToFloat(le1.Text);
if (x < (-Pi/2))
then y:=Cos(x)
else if (x>=(-Pi/2)) and (x<=0)
then y:=0
else
y:=x;
l1.Caption:='Значение y=' + FloatToStr(y);
end;
end.