Retrieves the material element id of a specified layer.
Namespace: Autodesk.Revit.DB
Assembly: RevitAPI (in RevitAPI.dll) Version: 26.2.0.0 (26.2.0.0)
Syntax
C#
public ElementId GetMaterialId( int layerIdx )
Parameters
- layerIdx Int32
- Index of a layer in the CompoundStructure. The layer index is zero based. It counts from the exterior of wall and from the top of roofs, floors and ceilings.
Return Value
ElementIdThe material element id.
Exceptions
| Exception | Condition |
|---|---|
| ArgumentOutOfRangeException | The layer index is out of range. |