$ perl -le'
my @values = do {
    my %unique;
    grep ! $unique{ $_ }++, @ARGV;
    };
print "@values";
'  one two three four one five two
one two three four five

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Naked blocks are fun! -- Randal L. Schwartz, Perl hacker

In reply to Re: Finding unique elements in inputs by jwkrahn
in thread Finding unique elements in inputs by Anonymous Monk

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