{using corny Get Smart accent} Missed it by that much.
Anyway, here's mine, using /i switch: 

perl -le '$t="John is following jane"; $t=~s/(jane)/##$1##/i; print $t
+'
John is following ##jane##
$perl -le '$t="John is following Jane"; $t=~s/(jane)/##$1##/i; print $
+t'
John is following ##Jane##

[download]

In reply to Re: Regex: Case insensitive search but case sensitive replace by delirium
in thread Regex: Case insensitive search but case sensitive replace by Anonymous Monk

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