Length units of output directions.
| Constant | Value | Description | 
|---|---|---|
| esriSMDLUMiles | 1 | Miles. | 
| esriSMDLUKilometers | 2 | Kilometers. | 
| esriSMDLUMeters | 3 | Meters. | 
| esriSMDLUFeet | 4 | Feet. | 
| esriSMDLUYards | 5 | Yards. | 
Product Availability
Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.