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Re^3: numbers maskingby salva (Canon) |
on May 16, 2012 at 09:23 UTC ( [id://970783]=note: print w/replies, xml ) | Need Help?? |
Well, IMO, the expression is not so complex, but you need to understand how regular expressions can be chained using \G and what look-ahead assertions do. Both things are explained in perlre.
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