Grav\Plugin\Admin\AdminTwigExtension::getFilters PHP Method

    public function getFilters()
    {
        return [new \Twig_SimpleFilter('tu', [$this, 'tuFilter']), new \Twig_SimpleFilter('toYaml', [$this, 'toYamlFilter']), new \Twig_SimpleFilter('fromYaml', [$this, 'fromYamlFilter']), new \Twig_SimpleFilter('adminNicetime', [$this, 'adminNicetimeFilter'])];
    }