public function has($section, $key): bool
    {
        $setting = $this->get($section, $key);

        return !empty($setting);
    }
public function has($section, $key): bool
    {
        $setting = $this->get($section, $key);

        return !empty($setting);
    }
public function has ( $ section , $ key ) : bool { $ setting = $ this -> get ( $ section , $ key ) ; return ! empty ( $ setting ) ; }
Checking existence of setting

@param string $section
@param string $key

@return bool
Checking existence of setting