Screen\Capture::getOptionsString PHP 메소드

    private function getOptionsString()
    {
        if (empty($this->options)) {
            return '';
        }
        $mappedOptions = array_map(function ($value, $key) {
            if (substr($key, 0, 2) === '--') {
                $key = substr($key, 2);
            }
            return sprintf("--%s=%s", $key, $value);
        }, $this->options, array_keys($this->options));
        return implode(' ', $mappedOptions);
    }