Method setVersion

text-to-qr/lib/phpqrcode/qrinput.php:300–310

----------------------------------------------------------------------

($version)

        
        //----------------------------------------------------------------------
        public function setVersion($version)
        {
            if($version < 0 || $version > QRSPEC_VERSION_MAX) {
                throw new Exception('Invalid version no');
                return -1;
            }

            $this->version = $version;

            return 0;
        }
        
        //----------------------------------------------------------------------
        public function getErrorCorrectionLevel()