(Windows only; GUI for .NET only)

Indicates whether the BindingSource returns the Unknown (?) value or an empty string when the value in the .NET object is null. If MapNullToEmptyString is set to TRUE, then the empty string is returned; if set to FALSE, then the Unknown (?) value is returned.

Data type: LOGICAL

Access: PUBLIC Readable/Writable

Applies to: Progress.Data.BindingSource class