Gets or sets a value that indicates whether the property bound to the Target field is required.
Assembly: System.Windows.Controls.Data.Input (in System.Windows.Controls.Data.Input.dll)
Dependency property identifier field: IsRequiredProperty
By default, the Label control indicates a required field by making the caption text bold. You put the Label in the Required visual state by setting the property to true, or by putting a RequiredAttribute on the property the Label is associated with.
For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.