Feature negotiation, can appear as direct child to Iq or as child of IqSi
First <x/> child with xmlns=‘jabber:x:data‘
[Source]
# File lib/xmpp4r/feature_negotiation/iq/feature.rb, line 19 19: def x 20: res = nil 21: each_element('x') { |e| 22: res = e if e.namespace == 'jabber:x:data' 23: } 24: res 25: end
[Validate]