Exakat\Tasks\Project::logTime PHP Method

    private function logTime($step)
    {
        static $log, $begin, $end, $start;
        if ($log === null) {
            $log = fopen($this->project_dir . '/log/project.timing.csv', 'w+');
        }
        $end = microtime(true);
        if ($begin === null) {
            $begin = $end;
            $start = $end;
        }
        fwrite($log, $step . "\t" . ($end - $begin) . "\t" . ($end - $start) . "\n");
        $begin = $end;
    }