in reply to Re^2: More efficient way to truncate long strings of the same character
in thread More efficient way to truncate long strings of the same character

I think you need a sanity check on your sanity check. Where is $_ set? More importantly, where is it not set?

Update: You've included GrandFather's sanity check, but missed his error in it. See Re^2: More efficient way to truncate long strings of the same character for my remarks on that.

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