Come on now, really.

print "$_ is $ENV{$_}\n" for sort keys %ENV;

1 character less, plus it beats the snot out of using map where it is not needed.

If the above content is missing any vital points or you feel that any of the information is misleading, incorrect or irrelevant, please feel free to downvote the post. At the same time, please reply to this node or /msg me to inform me as to what is wrong with the post, so that I may update the node to the best of my ability.

In reply to Re^2: I can't find the IP address! by Coruscate
in thread I can't find the IP address! by coldfingertips

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