fdf_get_version
(PHP 4 >= 4.3.0, PHP 5 < 5.3.0, PECL fdf SVN)
fdf_get_version — Gets version number for FDF API or file
说明
Return the FDF version for the given document, or the toolkit API version number if no parameter is given.
返回值
Returns the version as a string. For the current FDF toolkit 5.0 the API
version number is 5.0 and the document version number
is either 1.2, 1.3 or
1.4.