callmez\wechat\sdk\Wechat::cancelSendArticles PHP Method

    public function cancelSendArticles($messageId)
    {
        $result = $this->httpRaw(self::WECHAT_ARTICLES_SEND_CANCEL_URL . 'access_token=' . $this->getAccessToken(), ['msgid' => $messageId]);
        isset($result['errmsg']) && $result['errmsg'] == 'ok';
    }