'Declaration Public Property LineSpacingExact As Nullable(Of Single)
public Nullable<float> LineSpacingExact {get; set;}
The LineSpacingExact, LineSpacingMinimum, and LineSpacingAuto properties are mutually exclusive; when one property is set, the others are not applicable.
In the case where more than one of the properties is explicitly set, the order of precedence is as follows:
The unit of measurement used to express the property value is defined by the Unit property of the associated WordDocumentWriter.
Target Platforms: Windows 10, Windows 8.1, Windows 8, Windows 7, Windows Server 2012, Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2