From: Day Date: 2008-02-05T12:34:02+09:00 Subject: Re: Treetop problem ------=_Part_10305_17430761.1202182450247 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Content-Disposition: inline On Feb 4, 2008 9:14 PM, Marco Guiseppe wrote: > Your suggestion won't solve my problem though, as I need to match strings > where the first character is a digit. You'll need to define your String rule, then, to fail on things that are 100% digits. I've never worked with Treetop, but you want something that matches /^\D$/ as well as [A-Za-z0-9]+. Someone with more regexp check me, but is my thinking clear, anyway? Headed in the right direction? Ben ------=_Part_10305_17430761.1202182450247--