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'_
See also fdf_get_version()_