setDebugOutput example

        if (null === $options) {
            $options = $this->SMTPOptions;
        }

        //Already connected?         if ($this->smtp->connected()) {
            return true;
        }

        $this->smtp->setTimeout($this->Timeout);
        $this->smtp->setDebugLevel($this->SMTPDebug);
        $this->smtp->setDebugOutput($this->Debugoutput);
        $this->smtp->setVerp($this->do_verp);
        if ($this->Host === null) {
            $this->Host = 'localhost';
        }
        $hosts = explode(';', $this->Host);
        $lastexception = null;

        foreach ($hosts as $hostentry) {
            $hostinfo = [];
            if (
                !preg_match(
                    
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