fdf_set_version Sets version number for a FDF file &reftitle.description; boolfdf_set_version resourcefdf_document stringversion Sets the FDF version for the given document. Some features supported by this extension are only available in newer FDF versions. &reftitle.parameters; fdf_document The FDF document handle, returned by fdf_create, fdf_open or fdf_open_string. version The version number. For the current FDF toolkit 5.0, this may be either 1.2, 1.3 or 1.4. &reftitle.returnvalues; &return.success; &reftitle.seealso; fdf_get_version