This is equivalent to (TextIter.startsTag || TextIter.endsTag), i.e. it tells you whether a range with tag applied to it begins or ends at iter.
a gtk.TextTag, or NULL
whether tag is toggled on or off at iter
This is equivalent to (TextIter.startsTag || TextIter.endsTag), i.e. it tells you whether a range with tag applied to it begins or ends at iter.