ArcObjects Library Reference (NetworkAnalyst)  

esriDirectionsOutputType Constants

Network directions output type.

Constant Value Description
esriDOTStandard 0 Standard directions output – direction text instructions, geometry, time, length, ETA. Does not include events, new types of strings (street names, signposts info), Maneuver type, Bearings and Turn angle.
esriDOTComplete 1 Directions output that includes all directions properties.
esriDOTCompleteNoEvents 2 Directions output that includes all directions properties except events.
esriDOTInstructionsOnly 3 Directions output that includes text instructions, time, length and ETA. Does not include geometry.
esriDOTSummaryOnly 4 Directions output that contains only summary (time and length). Detailed text instructions and geometry are not provided.

Product Availability

Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server. Requires Network Analyst Extension.