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implementation

{$R *.dfm}
{$R MyRes.res}
procedure TForm1.Button1Click(Sender: TObject);
begin
 PlaySound(PChar('Song1'), hInstance, SND_RESOURCE Or SND_ASYNC);
end;					

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implementation

{$R *.dfm}
{$R MyRes.res}
      
procedure TForm1.FormCreate(Sender: TObject);
var Res: TResourceStream;
begin
 if FindResource(hInstance, 'Datei1', RT_RCDATA) <> 0 then
 begin
  Res := TResourceStream.Create(hInstance, 'Datei1', RT_RCDATA);
  showmessage('Gefunden');
 end;
end;					

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var
  TempPath: PChar;
  TempPathBufferSize: Integer;
begin
  TempPathBufferSize := GetTempPath(0, nil);
  GetMem(TempPath, TempPathBufferSize);
  try
    if GetTempPath(TempPathBufferSize, TempPath) <> 0 then
    begin
      ShowMessage('Das temporäre Verzeichnis ist: ' + TempPath);
    end
    else
      raise Exception.Create(SysErrorMessage(GetLastError));
  finally
    FreeMem(TempPath, TempPathBufferSize);
  end;