Because this method is destructive, I copy the @mac_add array before processing.

my @mac_add = qw/28 8a 1c 59 cc 85/;
my (@list,@parts);
@list = @mac_add;
while(@list) {
  push @parts, join '', splice @list,0,2
}
my $mac_R5 = join '.',@parts;

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But God demonstrates His own love toward us, in that while we were yet sinners, Christ died for us. Romans 5:8 (NASB)

In reply to Re: Concatenate and join by GotToBTru
in thread Concatenate and join by Anonymous Monk

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