Represents the "nCodeWordRow" entry of the papermetadata generation parameters dictionary object.

It is defined as part of the PDF 1.0 specification.

It contains a double representing a PDF numeric object.

For definitive details see:.

Adobe Supplement to the ISO 32000, BaseVersion: 1.7, ExtensionLevel: 3; Table: 8.39b, page 47.

For multi-row symbologies this value sets the number of codeword rows. The product of NCodeWordRow and NCodeWordCol determines the total data capacity.