Add bookmark to current page

说明

int ps_add_bookmark ( resource $psdoc , string $text [, int $parent = 0 [, int $open = 0 ]] )

Adds a bookmark for the current page. Bookmarks usually appear in PDF-Viewers left of the page in a hierarchical tree. Clicking on a bookmark will jump to the given page.

此说明在文档被打印或显示时不可见，只在文档用 Acrobat Distiller 或 Ghostview 转换成 PDF 时显示。

参数

psdoc: Resource identifier of the postscript file as returned by ps_new().
text: The text used for displaying the bookmark.
parent: A bookmark previously created by this function which is used as the parent of the new bookmark.
open: If open is unequal to zero the bookmark will be shown open by the pdf viewer.

返回值

The returned value is a reference for the bookmark. It is only used if the bookmark shall be used as a parent. The value is greater zero if the function succeeds. In case of an error zero will be returned.

参见

ps_add_launchlink() - Adds link which launches file
ps_add_pdflink() - Adds link to a page in a second pdf document
ps_add_weblink() - Adds link to a web location