$above_post =~ s/\[1\]/\\[1\\]/;

[download]
In other words, you forgot to escape the brackets, thus creating a character class. Of course, since the right side isn't a regex, it almost looks like we're substituting something back to itself. Weird.

Sorry. Just couldn't resist :)

Cheers,
Ovid

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In reply to (Ovid - just having a little fun) RE: argh! by Ovid
in thread $foo{bar}-() vs. $foo{bar}() by rlk

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