Piwik\Plugins\CoreVisualizations\Visualizations\Sparklines\Config::getSortedSparklines PHP Метод

    public function getSortedSparklines()
    {
        usort($this->sparklines, function ($a, $b) {
            if ($a['order'] == $b['order']) {
                return 0;
            }
            return $a['order'] < $b['order'] ? -1 : 1;
        });
        return $this->sparklines;
    }