ArcObjects Library Reference (Carto)  

esriNetworkArrowSymbolType Constants

Types of arrows based on restriction traversability.

Constant Value Description
esriNetworkArrowSymbolOneWay 0 The edge can only be traversed in one direction.
esriNetworkArrowSymbolBothWays 1 The edge can be traversed in both directions.
esriNetworkArrowSymbolNoWay 2 The edge can not be traversed in either direction.

Product Availability

Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.