(PHP 4 >= 4.3.0, PHP 5 < 5.3.0, PECL fdf SVNf)
fdf_header — Sets FDF-specific output headers
This is a convenience function to set appropriate HTTP headers for FDF output. It sets the Content-type: to application/vnd.fdf.
Content-type:
application/vnd.fdf
没有返回值。