protected static function invertedSection(&$context, $vars) {
        $v = static::getVariableName($context, $vars[0]);
        return "{$context['ops']['cnd_start']}(" . static::getFuncName($context, 'isec', '^' . $v[1]) . "\$cx, {$v[0]})){$context['ops']['cnd_then']}";
    }