Policy on when to return the from-edge in the NetworkForwardStarAdjacencies object.
| Constant | Value | Description |
|---|---|---|
| esriNFSBNoBacktrack | 0 | Never return the from-edge in the NetworkForwardStarAdjacencies object. |
| esriNFSBAllowBacktrack | 1 | Always return the from-edge in the NetworkForwardStarAdjacencies object. |
| esriNFSBAtDeadEndsOnly | 2 | Return the from-edge in the NetworkForwardStarAdjacencies object only if it is the only edge that is adjacent to the query junction. |
| esriNFSBAtDeadEndsAndIntersections | 3 | Return the from-edge in the NetworkForwardStarAdjacencies object only if it is the only edge that is adjacent to the query junction or the query junction has 3 or more adjacencies. |
Product Availability
Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.