ArcObjects Library Reference (NetworkAnalyst)

INamedSet.ItemByName Property

[Visual Basic .NET]
Public Function get_ItemByName ( _
    ByVal Name As String _
) As Object

[C#]
public object get_ItemByName (
    string Name
);

[C++]
HRESULT get_ItemByName(
  BSTR Name,
  LPUNKNOWN* Item
);

[C++]
Parameters
Name [in]
  Name is a parameter of type BSTR
Item [out, retval]
  Item is a parameter of type LPUNKNOWN

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

[C#]

The following C# code shows how you can get the Barriers NAClass from the NAContext's NamedSet object using INamedSet.ItemByName.

public void GetBarrierNAClass(INALayer naLayer)
{

  // Get the Current NAContext
  INAContext naContext = naLayer.Context;
  
  // Get the NAClass from the NamedSet of NAClasses
  INAClass naClass = naContext.NAClasses.get_ItemByName("Barriers") as INAClass;
  
  // Do something with the NAClass
  MessageBox.Show(naClass.ClassDefinition.Name);
}

[Visual Basic .NET]

The following VB.NET code shows how you can get the Barriers NAClass from the NAContext's NamedSet object using INamedSet.ItemByName.

Public  Sub GetBarrierNAClass(ByVal naLayer as INALayer)
  ' Get the Current NAContext
  Dim naContext As INAContext = naLayer.Context 

  ' Get the NAClass from the NamedSet of NAClasses
  Dim naClass As INAClass = naContext.NAClasses.ItemByName("Barriers")

  ' Do something with the NAClass
  MessageBox.Show(naClass.ClassDefinition.Name)
End Sub