IBasicMap2.LayerCount Property

Number of layers in the map.

[Visual Basic 6.0]
Property LayerCount As Long

[Visual Basic .NET]
Public ReadOnly Property LayerCount As Integer

[C#]
public int LayerCount {get;}

[Java]
public  getLayerCount (
    Long pCount
)

[C++]
HRESULT get_LayerCount(
  long* pCount
);

[C++]

Parameters

pCount [out, retval]

pCount is a parameter of type long

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

EDN: ESRI Developer Network