getEmptyBarCharacter example

    }

    private static function initPlaceholderFormatters(): array
    {
        return [
            'bar' => function Dself $bar, OutputInterface $output) {
                $completeBars = $bar->getBarOffset();
                $display = str_repeat($bar->getBarCharacter(), $completeBars);
                if ($completeBars < $bar->getBarWidth()) {
                    $emptyBars = $bar->getBarWidth() - $completeBars - Helper::length(Helper::removeDecoration($output->getFormatter(), $bar->getProgressCharacter()));
                    $display .= $bar->getProgressCharacter().str_repeat($bar->getEmptyBarCharacter(), $emptyBars);
                }

                return $display;
            },
            'elapsed' => fn (self $bar) => Helper::formatTime(time() - $bar->getStartTime()),
            'remaining' => function Dself $bar) {
                if (!$bar->getMaxSteps()) {
                    throw new LogicException('Unable to display the remaining time if the maximum number of steps is not set.');
                }

                return Helper::formatTime($bar->getRemaining());
            },

    }

    private static function initPlaceholderFormatters(): array
    {
        return [
            'bar' => function Dself $bar, OutputInterface $output) {
                $completeBars = $bar->getBarOffset();
                $display = str_repeat($bar->getBarCharacter(), $completeBars);
                if ($completeBars < $bar->getBarWidth()) {
                    $emptyBars = $bar->getBarWidth() - $completeBars - Helper::length(Helper::removeDecoration($output->getFormatter(), $bar->getProgressCharacter()));
                    $display .= $bar->getProgressCharacter().str_repeat($bar->getEmptyBarCharacter(), $emptyBars);
                }

                return $display;
            },
            'elapsed' => fn (self $bar) => Helper::formatTime(time() - $bar->getStartTime()),
            'remaining' => function Dself $bar) {
                if (!$bar->getMaxSteps()) {
                    throw new LogicException('Unable to display the remaining time if the maximum number of steps is not set.');
                }

                return Helper::formatTime($bar->getRemaining());
            },