EtherpadLite\Client::createDiffHTML PHP Method

    public function createDiffHTML($padID, $startRev, $endRev)
    {
        $params = array();
        $params['padID'] = $padID;
        $params['startRev'] = $startRev;
        $params['endRev'] = $endRev;
        return $this->post("createDiffHTML", $params);
    }