(PHP 4 >= 4.0.5, PECL pdflib:1.0-2.1.3)
PDF_attach_file — Add file attachment for current page [deprecated]
Adds a file attachment annotation. Zwraca TRUE w przypadku powodzenia, FALSE w przypadku błędu.
This function is deprecated since PDFlib version 6, use PDF_create_annotation() with type=FileAttachment instead.