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IMSegmentation3.QueryFirstLastM Method (ArcObjects .NET 10.8 SDK)
ArcObjects Help for .NET developers > ArcObjects Help for .NET developers > ArcObjects namespaces > Geometry > ESRI.ArcGIS.Geometry > Interfaces > IM > IMSegmentation3 Interface > IMSegmentation3.QueryFirstLastM Method
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IMSegmentation3.QueryFirstLastM Method

Returns the first and last defined M value for the curve.

[Visual Basic .NET]
Public Sub QueryFirstLastM ( _
    ByRef firstM As Double, _
    ByRef lastM As Double _
public void QueryFirstLastM (
    ref double firstM,
    ref double lastM
HRESULT QueryFirstLastM(
  System.Double* firstM,
  System.Double* lastM
firstM [out]

firstM is a parameter of type double* lastM [out]
lastM is a parameter of type double*

Product Availability

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


QueryFirstLastM returns the first and the last Non-NAN Ms on the polyline. If all the vertex attributes are NANs then NANs are returned.


Note : NAN stands for Not A Number.

See Also

IMSegmentation3 Interface