Try List::MoreUtils pairwise function: (UNTESTED) 

use List::MoreUtils 'pairwise';

@array1 = qw(host1 host2 host3);
@array2 = qw(ip1 ip2 ip3);

my @result = pairwise { "$b $a" } @array1, @array2;

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In reply to Re: Join 2 arrays horizontally by jwkrahn
in thread Join 2 arrays horizontally by perl_5eeker

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