/** * {@inheritdoc} */ public function __call($method, $args) { // Only 1 of these can be set, so clear the others when setting a new one. if (in_array($method, ['setUrl', 'setCallbackData', 'setSwitchInlineQuery'], true)) { unset($this->url, $this->callback_data, $this->switch_inline_query); } return parent::__call($method, $args); }