fdf_set_version -- Sets version number for a FDF file
Description
string fdf_set_version ( resource fdf_document, string version )
This function will set the fdf version
for the given fdf_document. Some features
supported by this extension are only available in newer fdf versions.
For the current FDF toolkit 5.0 version
may be either '1.2', '1.3' or '1.4'.
