    public function accept() {
        $key = $this->getInnerIterator()->key();
        if( strncmp($key, $this->filter, $this->l) !== 0 ) {
            return false;
        }
        return true;
    }
The software does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.