PHP - Manual: fdf_get_encoding
2024-12-22
(PHP 4 >= 4.3.0, PHP 5 < 5.3.0, PECL fdf SVN)
fdf_get_encoding — Get the value of the /Encoding key
$fdf_document
): string
Gets the value of the /Encoding
key.
Returns the encoding as a string. An empty string is returned if the
default PDFDocEncoding/Unicode
scheme is used.
官方地址:https://www.php.net/manual/en/function.fdf-get-encoding.php