(PHP 4 >= 4.3.0, PHP 5 < 5.3.0, PECL fdf SVN)
fdf_guet_encoding — Guet the value of the /Encoding key
Guets the value of the
/Encoding
key.
fdf_document
Returns the encoding as a string. An empty string is returned if the
default
PDFDocEncoding/Unicode
scheme is used.