call-seq:
from_io(io, url = nil, encoding = nil, options = 0)
Create a new reader that parses io
Parse an XML document using the Nokogiri::XML::Reader API. See Nokogiri::XML::Reader for mor information
Create a new Nokogiri::XML::RelaxNG document from string_or_io. See Nokogiri::XML::RelaxNG for an example.
Parse XML. Convenience method for Nokogiri::XML::Document.parse