No need to iterate through the array twice; and this even seems
a hair faster than what I got with commit
726d6e71aee5d974
(nntp: small speed up for multi-line responses, 2020-12-04)
my ($self, $beg, $end) = @_;
my $r = $self->{ibx}->mm(1)->msg_range($beg, $end, 'num');
scalar(@$r) or return;
my ($self, $beg, $end) = @_;
my $r = $self->{ibx}->mm(1)->msg_range($beg, $end, 'num');
scalar(@$r) or return;
- $self->msg_more(join('', map { "$_->[0]\r\n" } @$r));
+ $self->msg_more(join("\r\n", @$r, ''));