Though it's a good attempt, I'm not too impressed.

My proposed fix: 

$combined =~ s/([a-z]+)(\d+)/\U$1:$2/i;

[download]

In reply to Re^2: How would I change a10 into A:10 in perl? by bart
in thread How would I change a10 into A:10 in perl? by Tails

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