[Treelist display mode only] Gets or sets the GUID
of the field replacing the node display value of a choice control displayed as a tree.
Note: this does not replace the display text of selected value.
Namespace:Packflow.Core Assembly:
MicaSystems.Packflow.Core (in MicaSystems.Packflow.Core.dll) Version: 1.0.0.0 (3.2.0.306)