(PHP 4, PECL pdflib:1.0-2.1.3)
PDF_add_pdflink — Add file link annotation for current page [deprecated]
Add a file link annotation to a PDF target. 如果成功则返回 TRUE,失败则返回 FALSE。
This function is deprecated since PDFlib version 6, use PDF_create_action() with type=GoToR and PDF_create_annotation() with type=Link instead.