winframework / winphp

        $address = trim($address);

        $name = trim(preg_replace('/[\r\n]+/', '', $name)); //Strip breaks and trim

        $pos = strrpos($address, '@');

        if (false === $pos) {

            // At-sign is missing.

            $error_message = $this->lang('invalid_address') . " (addAnAddress $kind): $address";

            $this->setError($error_message);

            $this->edebug($error_message);

            if ($this->exceptions) {

                throw new Exception($error_message);

            }

            return false;

        }

        $params = [$kind, $address, $name];

        // Enqueue addresses with IDN until we know the PHPMailer::$CharSet.

        if ($this->has8bitChars(substr($address, ++$pos)) and $this->idnSupported()) {

            return false;

        }

        if (!static::validateAddress($address)) {

            $error_message = $this->lang('invalid_address') . " (addAnAddress $kind): $address";

            $this->setError($error_message);

            $this->edebug($error_message);

            if ($this->exceptions) {

                throw new Exception($error_message);

            }

            return false;

        }

        if ('Reply-To' != $kind) {

            if (!array_key_exists(strtolower($address), $this->all_recipients)) {

                array_push($this->$kind, [$address, $name]);