Gets or sets the font's size, in twips, at the current input position. If text is selected, the property specifies the font size of the whole selected text.


public int? FontSize { get; set; }
Public Property FontSize() As Nullable(Of Integer)


The property returns null when the text selection contains multiple characters with mixed font sizes.

The WPF.MeasureConverter can be used to convert the property value to another measuring unit.