Some more variants:
#!/usr/bin/perl
use strict;
use warnings;
my @array1 = qw(host1 host2 host3);
my @array2 = qw(ip1 ip2 ip3);
my $length1 = scalar @array1;
# Asking for 2 elements of a list which is composed of elements from 2
+ arrays
print map "$_\n", map {
join ': ', ( @array1, @array2 )[ $_, $_ + $length1 ]
} 0 .. $length1 - 1;
# Asking for elements of 2 arrays by using references
for my $i ( 0 .. $length1 - 1 ){
print map "$_,\n", join ' --> ', map { $_->[ $i ] } \@array1, \@ar
+ray2;
}
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