Represents the "Type" entry of the artifact attributes object.

It is an optional entry defined as part of the PDF 2.0 specification.

It contains a string representing a PDF name object.

This item may take one of the following valid values:.

• ;
• Pagination
• Layout
• Page
• Inline

For definitive details see:.

The ISO PDF Specification, ISO 32000-2:2017 PDF 2.0; Table: 385, page 787.