You've already forked lazarus-ccr
4381e28da6
git-svn-id: https://svn.code.sf.net/p/lazarus-ccr/svn@4 8e941d3f-bd1b-0410-a28a-d453659cc2b4
70 lines
1.3 KiB
ObjectPascal
70 lines
1.3 KiB
ObjectPascal
unit Unit1;
|
|
|
|
{$mode objfpc}{$H+}
|
|
|
|
interface
|
|
|
|
uses
|
|
Classes, SysUtils, LResources, Forms, Controls, Graphics, Dialogs, Buttons,
|
|
StdCtrls;
|
|
|
|
type
|
|
|
|
{ TForm1 }
|
|
|
|
TForm1 = class(TForm)
|
|
Button1: TButton;
|
|
Button2: TButton;
|
|
Edit1: TEdit;
|
|
Edit2: TEdit;
|
|
Memo1: TMemo;
|
|
procedure Button1Click(Sender: TObject);
|
|
procedure Button2Click(Sender: TObject);
|
|
private
|
|
{ private declarations }
|
|
public
|
|
{ public declarations }
|
|
end;
|
|
|
|
var
|
|
Form1: TForm1;
|
|
|
|
implementation
|
|
|
|
{ TForm1 }
|
|
|
|
procedure TForm1.Button1Click(Sender: TObject);
|
|
Var
|
|
s : single;
|
|
begin
|
|
If TryStrToFloat(Edit1.Text,s) then begin
|
|
Memo1.Clear();
|
|
Memo1.Lines.Add(FloatToStrF(s,ffExponent,8,5));
|
|
Memo1.Lines.Add(FloatToStrF(s,ffGeneral,8,5));
|
|
Memo1.Lines.Add(FloatToStrF(s,ffFixed,8,5));
|
|
Memo1.Lines.Add(FloatToStrF(s,ffNumber,8,5));
|
|
Memo1.Lines.Add(FloatToStrF(s,ffCurrency,8,5)) ;
|
|
Memo1.Lines.Add(FormatFloat(Edit2.Text,s));
|
|
end;
|
|
end;
|
|
|
|
procedure TForm1.Button2Click(Sender: TObject);
|
|
Var
|
|
v : TFloatRec;
|
|
s : single;
|
|
b : string;
|
|
begin
|
|
If TryStrToFloat(Edit1.Text,s) then begin
|
|
FillChar(v,SizeOf(v),0);
|
|
FloatToDecimal(v,s,7,1);
|
|
Memo1.Clear();
|
|
Memo1.Lines.Add(Format('%d',[v.Exponent]));
|
|
end;
|
|
end;
|
|
|
|
initialization
|
|
{$I unit1.lrs}
|
|
|
|
end.
|
|
|