posto il listato di un semplice form untextedit e due pulsanti
unit Unit1;
{$mode objfpc}{$H+}
interface
uses
Classes, SysUtils, Forms, Controls, Graphics, Dialogs, StdCtrls;
type
{ TForm1 }
TForm1 = class(TForm)
Button1: TButton;
Button2: TButton;
Edit1: TEdit;
procedure Button1Click(Sender: TObject);
procedure Button2Click(Sender: TObject);
private
public
end;
var
Form1: TForm1;
implementation
{$R *.lfm}
{ TForm1 }
procedure TForm1.Button1Click(Sender: TObject);
var
FileStream: TFileStream;
writer: Twriter;
begin
FileStream := TFileStream.Create('prova', fmcreate);
writer := Twriter.Create(FileStream, 4096);
writer.writeCurrency(strtocurr(edit1.text));
writer.free;
filestream.free;
end;
procedure TForm1.Button2Click(Sender: TObject);
var
FileStream: TFileStream;
Reader: TReader;
i, j, n: Integer;
begin
FileStream := TFileStream.Create('prova', fmOpenRead);
Reader := TReader.Create(FileStream, 4096);
edit1.Text:=currtostr(reader.ReadCurrency);
reader.free;
filestream.free;
end;
end.
quando leggo il file il valore currency viene moltiplicato per 1000.
Usero' un float, ma mi piacerebbe sapere perche' succede.