Remarks
The property returns null when the text selection contains multiple paragraphs with different structure levels.
Gets or sets the structure level of all selected paragraphs. The level can be between 0 and 10. A level of 0 indicates that the paragraph belongs to the body of the document.
Introduced: X19.
public int? StructureLevel { get; set; }
Public Property StructureLevel() As Nullable(Of Integer)
The property returns null when the text selection contains multiple paragraphs with different structure levels.