I can show you sample on hotmail if you want. files can't be shown On 1 juil, 21:27, [EMAIL PROTECTED] (Gunnar Hjalmarsson) wrote: > [ Please do not top-post! ] > > > > epanda wrote: > > Gunnar Hjalmarsson wrote: > >> epanda wrote: > >>> I would like to identify in a pattern a number wich is not > > >>> preceded by another number a word or a ';' > >>> followed > >>> by ;number > >>> ~ ;\d+ > > >>> I have tried this s/\d+(?<!\w)/aWord/g without success. > > >> You probably want to reverse the order. > > >> /(?<!\w)\d+/ > > > In fact I would like my number is not preceded by a <word;> or a > > <number;> > > > I have tried that but error : > > s/(?<!(\w|\d+;))(\d+)(?!(;\d+|\d+|;\s+\d+;\d+))/: variable length > > lookbehind not implemented at HashTableItems.pl line 207 > > Yes, as is stated in "perldoc perlre", "(?<!pattern)" works only for > fixed-width look-behind. Hence you may not use the "+" quantifier. > > You know that the \wcharacter class includes digits, right? > > Maybe I'm dumb, but it's not clear to me what you want to achieve. It > might be easier to help you if you showed us a few _examples_, both of > strings that should match and strings that should not match. > > -- > Gunnar Hjalmarsson > Email:http://www.gunnar.cc/cgi-bin/contact.pl
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