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Re^5: regex to rename last _ with ,by Grimy (Pilgrim) |
| on Sep 15, 2014 at 09:36 UTC ( [id://1100573]=note: print w/replies, xml ) | Need Help?? |
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Look-ahead is used much more frequently than lookbehind, hence the shorter syntax. Perl is quite heavily Huffman coded. Look-behind is actually almost useless, since variable-length look-behind isn’t supported. It can be approximated using \K
In Section
Seekers of Perl Wisdom
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