ravi.co...@fkie.fraunhofer.de ("Coote, Ravi") writes: > I don't understand, why String2 h1(h2,h34) is beeing parsed correctly. I > didn't specify a rule like > myterm : /h\d+/ | /h\d+/ "(" myterm ")" | /h\d+/ "(" myterm "," myterm > ")" . > > Actually it is possibly to put in every string after h1(h2,h34) like > h1(h2,h34)aaaaaaaaaaaa, which is parsed correctly. It gives Valid 2, > too. That shouldnt be, does it ? > > Thank you for any hints! Probably i missed something !?
In fact, both your cases match /h\d+/. In the second case, (h2,h34) is not parsed. For more information, see http://search.cpan.org/~tbone/Parse-RecDescent-FAQ-6.0.i/FAQ.pm#Insuring_a_top-level_rule_match All the best -- Dominique Dumont "Delivering successful solutions requires giving people what they need, not what they want." Kurt Bittner