[Amin_Mansouri]

Example code : Extract all of the parts of a full file name
بدست اوردن نام فایل مسیر فایل و پسوند فایل در دلفی با تابع ExtractFileDir

کد:

// Full Unit code.
// -----------------------------------------------------------
// You must store this code in a unit called Unit1 with a form
// called Form1 that has an OnCreate event called FormCreate.

unit Unit1;

interface

uses
  SysUtils,   // Unit containing the ExtractFileDir command
  Forms, Dialogs;

type
  TForm1 = class(TForm)
    procedure FormCreate(Sender: TObject);
  end;

var
  Form1: TForm1;

implementation
{$R *.dfm} // Include form definitions

procedure TForm1.FormCreate(Sender: TObject);
var
  fullFileName : string;

begin
  // Set up a full file name with drive and path
  fullFileName := 'C:\Program Files\Borland\Delphi7\Projects\Unit1.dcu';

  // Show the component parts of this full name
  ShowMessage('Drive = '+ExtractFileDrive (fullFileName));
  ShowMessage('Dir   = '+ExtractFileDir   (fullFileName));
  ShowMessage('Path  = '+ExtractFilePath  (fullFileName));
  ShowMessage('Name  = '+ExtractFileName  (fullFileName));
  ShowMessage('Ext   = '+ExtractFileExt   (fullFileName));
end;

end.

موفق باشید :-)