);
},
'markers|m=s',
+ 'stat|s!',
'unmodified|u!',
'width|w=i',
'usage|h' => sub { podexit() },
$opt{width} ||= $ENV{COLUMNS} || 80;
$opt{color} //= -t *STDOUT; # enable on tty
$opt{trim} *= $opt{width} / 100 if $opt{trimpct};
-$opt{units} = $opt{'human-readable'} && ['', qw( k M G T P E Z Y y z a f p n μ m )];
+$opt{units} = [split //, ' kMGTPEZYyzafpnμm'] if $opt{'human-readable'};
$opt{anchor} //= qr/\A/;
+$opt{'value-length'} = 6 if $opt{units};
if (defined $opt{interval}) {
$opt{interval} ||= 1;
state $nr = $opt{hidemin} ? $opt{hidemin} - 1 : 0;
@lines and @lines > $nr or return;
+@lines or return;
+@lines > $nr or return unless $opt{hidemin};
my @order = sort { $b <=> $a } grep { length } @values;
my $maxval = $opt{hidemax} ? max @values[0 .. $opt{hidemax} - 1] : $order[0];
}
}
+@lines > $nr or return if $opt{hidemin};
+
sub sival {
my $unit = int(log($_[0]) / log(1000) - ($_[0] < 1));
- sprintf "%3.1f%1s", $_[0] / 1000 ** $unit,
- $#{$opt{units}} >> 1 < abs $unit ? "e$unit" : $opt{units}->[$unit];
+ my $float = $_[0] !~ /^ (?: 0*\.)? [0-9]{1,3} $/x;
+ sprintf('%*.*f%*s',
+ $float ? 5 : 3, $float, # length and tenths
+ $_[0] / 1000 ** $unit, # number
+ $float ? 0 : 3, # unit size
+ $#{$opt{units}} >> 1 < abs $unit ? "e$unit" : $opt{units}->[$unit]
+ );
}
while ($nr <= $#lines) {
- $nr >= $opt{hidemax} and last if $opt{hidemax};
+ $nr >= $opt{hidemax} and last if defined $opt{hidemax};
my $val = $values[$nr];
if (length $val) {
my $color = !$opt{color} ? 0 :
}
show_lines();
+if ($opt{stat}) {
+ printf '%d values', scalar @values;
+ say '';
+}
+
__END__
=head1 NAME
Format values using SI unit prefixes,
turning long numbers like I<12356789> into I<12.4M>.
Also changes an exponent I<1.602176634e-19> to I<160.2z>.
+Short integers are aligned but kept without decimal point.
=item -t, --interval[=<seconds>]
=back
+=item -s, --stat
+
+Total statistics after all data.
+
=item -u, --unmodified
Do not strip leading whitespace.