Resource.EnterpriseUniqueID Property (Project)
Gets the enterprise unique identification number for a resource. Read-only Long.
expression A variable that represents a Resource object.
The enterprise unique ID is a unique number for the enterprise resource within an instance of Project Web App. For example, the first enterprise resource defined has the unique ID 1, the second enterprise resource is 2, and so forth. The Guid property is the only absolutely unique identification for a resource. For local resources in an enterprise project, the EnterpriseUniqueID value is -1.
The EnterpriseUniqueID property is available only in Project Professional.