Element reference
PDFAttribute
The PDFAttribute element in IDML: where it appears (Spreads), its 3 attributes, their values, and how real documents use them.
ProIIIreference
PDFAttribute appears in 5 of the 305 documents surveyed (1.6%), most often in Spreads. Paged does not read this element yet.
Where it appears
Spreads· 3 documentsMasterSpreads· 1 documentsStories· 1 documents
Inside: PDF
Attributes
| Attribute | Values | Seen in | Paged |
|---|---|---|---|
| PageNumber | integer | 100% | not read |
| PDFCrop | CropContentVisibleLayers ·5 | 100% | not read |
| TransparentBackground | true ·5 | 100% | not read |
Values are listed only where real documents use a small, closed set; the number after each is how many documents use it. “Seen in” is the share of documents containing PDFAttribute that set the attribute.
Explained in
Counts come from a survey of 305 IDML documents (2026-10-11); only aggregate facts are published. Paged’s support is read from its importer and exporter source, and the typed properties from the engine catalog.