OPERASI DHELPI

nama : Wahyudin nur zaman

NIM : 12125633

Kelas : 12 4c 06

jurusan : manajemen informatika

kode

unit Unit3;

interface

uses

  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,

  Dialogs, StdCtrls;

type

  TForm3 = class(TForm)

    Label1: TLabel;

    Label2: TLabel;

    Label3: TLabel;

    Label4: TLabel;

    Edit1: TEdit;

    Edit2: TEdit;

    Edit3: TEdit;

    GroupBox1: TGroupBox;

    Button1: TButton;

    Button2: TButton;

    Button3: TButton;

    Button4: TButton;

    GroupBox2: TGroupBox;

    Button5: TButton;

    Button6: TButton;

    Button7: TButton;

    Button8: TButton;

    GroupBox3: TGroupBox;

    Label5: TLabel;

    Button9: TButton;

    Button10: TButton;

    Button11: TButton;

    Button12: TButton;

    Button13: TButton;

    procedure Button1Click(Sender: TObject);

    procedure Button3Click(Sender: TObject);

    procedure Button2Click(Sender: TObject);

    procedure Button4Click(Sender: TObject);

    procedure Button5Click(Sender: TObject);

    procedure Button6Click(Sender: TObject);

    procedure Button7Click(Sender: TObject);

    procedure Button8Click(Sender: TObject);

    procedure Button9Click(Sender: TObject);

    procedure Button10Click(Sender: TObject);

    procedure Button11Click(Sender: TObject);

    procedure Button12Click(Sender: TObject);

    procedure Button13Click(Sender: TObject);

    procedure Edit1KeyPress(Sender: TObject; var Key: Char);

    procedure Edit2KeyPress(Sender: TObject; var Key: Char);

  private

    { Private declarations }

  public

    { Public declarations }

  end;

var

  Form3: TForm3;

implementation

{$R *.dfm}

procedure TForm3.Button1Click(Sender: TObject);

var

  n1, n2: integer;

  n3: boolean;

begin

  n1:=strtoint(edit1.Text);

  n2:=strtoint(edit2.Text);

  n3:= n1>n2;

  edit3.Text:=booltostr(n3);

end;

procedure TForm3.Button3Click(Sender: TObject);

var

  n1, n2: integer;

  n3: boolean;

begin

  n1:=strtoint(edit1.Text);

  n2:=strtoint(edit2.Text);

  n3:= n1<n2;

  edit3.Text:=booltostr(n3);

end;

procedure TForm3.Button2Click(Sender: TObject);

var

  n1, n2: integer;

  n3: boolean;

begin

  n1:=strtoint(edit1.Text);

  n2:=strtoint(edit2.Text);

  n3:= n1=n2;

  edit3.Text:=booltostr(n3);

end;

procedure TForm3.Button4Click(Sender: TObject);

var

  n1, n2: integer;

  n3: boolean;

begin

  n1:=strtoint(edit1.Text);

  n2:=strtoint(edit2.Text);

  n3:= n1<>n2;

  edit3.Text:=booltostr(n3);

end;

procedure TForm3.Button5Click(Sender: TObject);

var

  nilai1,nilai2:integer;

  hasil: real;

begin

  nilai1:= StrToInt(edit1.Text);

  nilai2:= StrToInt(edit2.Text);

  hasil:= nilai1+nilai2;

  edit3.Text:= FloatToStr(hasil);

end;

procedure TForm3.Button6Click(Sender: TObject);

var

  nilai1,nilai2:integer;

  hasil: real;

begin

  nilai1:= StrToInt(edit1.Text);

  nilai2:= StrToInt(edit2.Text);

  hasil:= nilai1/nilai2;

  edit3.Text:= FloatToStr(hasil);

end;

procedure TForm3.Button7Click(Sender: TObject);

var

  nilai1,nilai2:integer;

  hasil: real;

begin

  nilai1:= StrToInt(edit1.Text);

  nilai2:= StrToInt(edit2.Text);

  hasil:= nilai1-nilai2;

  edit3.Text:= FloatToStr(hasil);

end;

procedure TForm3.Button8Click(Sender: TObject);

var

  nilai1,nilai2:integer;

  hasil: real;

begin

  nilai1:= StrToInt(edit1.Text);

  nilai2:= StrToInt(edit2.Text);

  hasil:= nilai1*nilai2;

  edit3.Text:= FloatToStr(hasil);

end;

procedure TForm3.Button9Click(Sender: TObject);

var

  n1, n2: integer;

  n3: boolean;

begin

  n1:= StrToInt (edit1.Text);

  n2:= StrToInt (edit2.Text);

  n3:= (n1>n2)AND(n1>5);

  edit3.Text:= BoolToStr(n3);

end;

procedure TForm3.Button10Click(Sender: TObject);

var

  n1, n2: integer;

  n3: boolean;

begin

  n1:= StrToInt (edit1.Text);

  n2:= StrToInt (edit2.Text);

  n3:= (n1>n2)OR(n1>5);

  edit3.Text:= BoolToStr(n3);

end;

procedure TForm3.Button11Click(Sender: TObject);

var

  n1, n2: integer;

  n3: boolean;

begin

  n1:= StrToInt (edit1.Text);

  n2:= StrToInt (edit2.Text);

  n3:= (n1>n2)XOR(n1>5);

  edit3.Text:= BoolToStr(n3);

end;

procedure TForm3.Button12Click(Sender: TObject);

begin

edit1.text:='';

edit2.text:='';

edit3.text:='';

end;

procedure TForm3.Button13Click(Sender: TObject);

begin

MessageDlg('Form Akan Ditutup',mtError,[mbOK],0);

close;

end;

procedure TForm3.Edit1KeyPress(Sender: TObject; var Key: Char);

begin

  if(key=#13) then edit2.SetFocus;

end;

procedure TForm3.Edit2KeyPress(Sender: TObject; var Key: Char);

begin

  if(key=#13) then edit3.SetFocus;

end;

end.