此 » PECL 扩展未与 PHP 捆绑。 安装此 PECL 扩展相关的信息可在手册中标题为 PECL 扩展的安装 章节中找到。另外的信息,如新的发行版本、下载、源文件、 Additional information such as new releases,维护人员信息及变更日志等,都在此处: » http://pecl.php.net/package/pdflib.
To get these functions to work in PHP < 4.3.9, you have to compile PHP with --with-pdflib[=DIR] . DIR is the PDFlib base install directory, defaults to /usr/local.