[tihon_65]

Не судите строго что не так.Первый самостоятельный калькулятор.Не могу понять,на последнем end все время ошибка.

Код:

unit Unit6;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, System.ComponentModel, Borland.Vcl.StdCtrls;

type
  TForm6 = class(TForm)
    Reset: TButton;
    Edit1: TEdit;
    Numer1: TButton;
    Numer2: TButton;
    Numer3: TButton;
    Numer4: TButton;
    Numer0: TButton;
    Zap: TButton;
    Plus: TButton;
    Min: TButton;
    Del: TButton;
    Umn: TButton;
    Ravno: TButton;
    procedure ResetClick(Sender: TObject);
    procedure Numer1Click(Sender: TObject);
    procedure Numer2Click(Sender: TObject);
    procedure Numer3Click(Sender: TObject);
    procedure Numer4Click(Sender: TObject);
    procedure Numer0Click(Sender: TObject);
    procedure ZapClick(Sender: TObject);
    procedure PlusClick(Sender: TObject);
    procedure MinClick(Sender: TObject);
    procedure DelClick(Sender: TObject);
    procedure UmnClick(Sender: TObject);
    procedure RavnoClick(Sender: TObject);

  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form6: TForm6;
  a,b,c:real;
  mode:integer;

implementation

{$R *.nfm}

procedure TForm6.ResetClick(Sender: TObject);
begin
Edit1.Text:='';
end;

procedure TForm6.Numer1Click(Sender: TObject);
begin
 if Edit1.Text <> '' then
 Edit1.Text:=Edit1.Text+'1'
 else
 Edit1.Text:='1';
end;

procedure TForm6.Numer2Click(Sender: TObject);
begin
if Edit1.Text <>'' then
Edit1.Text:=Edit1.Text+'2'
else
Edit1.Text:='2';
end;

procedure TForm6.Numer3Click(Sender: TObject);
begin
if Edit1.Text <>'' then
Edit1.Text:=Edit1.Text+'3'
else
Edit1.Text:='3';
end;

procedure TForm6.Numer4Click(Sender: TObject);
begin
if Edit1.Text <>'' then
Edit1.Text:=Edit1.Text+'4'
else
Edit1.Text:='4';
end;

procedure TForm6.Numer0Click(Sender: TObject);
begin
If Edit1.Text <> '' then
Edit1.Text:=Edit1.Text+'0';
end;

procedure TForm6.ZapClick(Sender: TObject);
begin
Edit1.Text:=Edit1.Text+',';
end;

procedure TForm6.PlusClick(Sender: TObject);
begin
a:=StrToFloat(Edit1.Text);
mode:=2;
Edit1.Text:='';
end;

procedure TForm6.MinClick(Sender: TObject);
begin
a:=StrToFloat(Edit1.Text);
mode:=3;
Edit1.Text:='';
end;

procedure TForm6.DelClick(Sender: TObject);
begin
a:=StrToFloat(Edit1.Text) ;
mode:=4;
Edit1.Text:='';
end;

procedure TForm6.UmnClick(Sender: TObject);
begin
a:=StrToFloat(Edit1.Text);
mode:=5;
Edit1.Text:='';
end;
procedure TForm6.RavnoClick(Sender: TObject);
begin
case mode of
2:begin
b:=StrToFloat(edit1.Text);
c:=a+b;
Edit1.Text:=FloatToStr(c);
end;
3:begin
b:=StrToFloat(edit1.Text);
c:=a-b;
Edit1.Text:=FloatToStr(c);
end;
4:begin
b:=StrToFloat(edit1.Text);
c:=a/b;
Edit1.Text:=FloatToStr(c);
end;
5:begin
b:=StrToFloat(edit1.Text);
c:=a/b;
Edit1.Text:=FloatToStr(c);
end;
end;

И вот код ошибки;[Error] Unit6.pas(154): Statement expected but end of file found