(PHP 3>= 3.0.9, PHP 4 >= 4.0.0)
void cpdf_set_current_page (int pdf document, int page number)
void cpdf_set_current_page
The cpdf_set_current_page() function set the page on which all operations are performed. One can switch between pages until a page is finished with cpdf_finalize_page().
See also cpdf_finalize_page().