Why not... 
@hosts = map { /^([\w.]+)$/ ? $1 : () } @tmp;

[download]
update: might as well get rid of the @tmp while we're at it... 
@hosts = map { /^([\w.]+)$/ ? $1 : () } <CFGFILE>;

[download]

-- All code is 100% tested and functional unless otherwise noted.

In reply to Re^5: improving the aesthetics of perl code by sleepingsquirrel
in thread improving the aesthetics of perl code by tcf03

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