ReadonlycontentThe part's content: XML, formatted as the document's parts are, its bytes, or the files of a package, such as an embedded workbook, which are zipped. XML can refer to other parts by calling their PackagePart.addTo when it is formatted, as a document does
ReadonlycontentThe part's content type, such as "application/vnd.openxmlformats-officedocument.drawingml.chart+xml"
ReadonlyextensionThe extension of the part's file name, such as "xml"
ReadonlyfolderThe folder under word/ the part is written in, such as "charts"
ReadonlynameThe start of the part's file name, which is numbered in the order parts are added: "chart" for word/charts/chart1.xml
ReadonlyrelationshipThe type of the relationship to the part from the part that refers to it, such as the chart relationship
Options for a PackagePart.