Remarks
The property returns null when the text selection contains multiple characters with mixed setting.
Gets or sets a value specifying whether text is subscript at the current input position. If text is selected, the property specifies this attribute for the whole selected text.
public bool? Subscript { get; set; }
Public Property Subscript() As Nullable(Of Boolean)
The following XAML example binds the Subscript property to a toggle button.
<ToggleButton
Height="20"
Name="buttonSubscript"
IsChecked="{Binding ElementName=textControl1, Path=InputFormat.Subscript, Mode=TwoWay}">
Subscript</ToggleButton>
The property returns null when the text selection contains multiple characters with mixed setting.