PhpBench\Model\Variant::getMetricValues PHP Метод

    public function getMetricValues($resultClass, $metricName)
    {
        $values = [];
        foreach ($this->iterations as $iteration) {
            if ($iteration->hasResult($resultClass)) {
                $values[] = $iteration->getMetric($resultClass, $metricName);
            }
        }
        return $values;
    }

 private function drawIterations(Variant $variant)
 {
     $subject = $variant->getSubject();
     $this->output->write("");
     // clear the whole line
     $this->output->write(PHP_EOL);
     $this->output->write("");
     // clear the whole line
     $this->output->write("");
     $sigma = 2;
     $bins = 16;
     if ($variant->isComputed()) {
         $times = $variant->getMetricValues(ComputedResult::class, 'z_value');
         $stats = $variant->getStats();
         $freqs = Statistics::histogram($times, $bins, -$sigma, $sigma);
     } else {
         $stats = new Distribution([0]);
         $freqs = array_fill(0, $bins + 1, null);
     }
     $this->output->write(sprintf('#%-2d (σ = %s ) -%sσ [', $subject->getIndex(), $this->timeUnit->format($stats->getStdev()), $sigma));
     $this->drawBlocks($freqs, $stats);
     $this->output->write(sprintf('] +%sσ <comment>%s</comment>', $sigma, $variant->isComputed() ? $this->formatIterationsShortSummary($variant) : ''));
     $this->output->write(PHP_EOL);
 }