Prado\Util\TLogRoute::setCategories PHP Method

    public function setCategories($categories)
    {
        if (is_array($categories)) {
            $this->_categories = $categories;
        } else {
            $this->_categories = null;
            foreach (explode(',', $categories) as $category) {
                if (($category = trim($category)) !== '') {
                    $this->_categories[] = $category;
                }
            }
        }
    }