src/Collector/Collector.php
public function get($name)
    {
        if (!isset($this->collections[$name])) {
            return '';
        }

        return implode(' ', $this->collections[$name]);
    }
public function get($name)
    {
        if (!isset($this->collections[$name])) {
            return '';
        }

        return implode(' ', $this->collections[$name]);
    }
@param $name

@return string