Inserts a (key,info) pair into Export layer table. 
   Namespace:   Autodesk.Revit.DB  
  Assembly:   RevitAPI  (in RevitAPI.dll) Version: 2015.0.0.0 (2015.0.0.0) 
  Since:  2014 
Syntax
| C# | 
|---|
   |  
| Visual Basic | 
|---|
   |  
| Visual C++ | 
|---|
   |  
Parameters
- exportLayerKey
 -  Type:  Autodesk.Revit.DB ExportLayerKey  
The export layer key to be added. 
- exportLayerInfo
 -  Type:  Autodesk.Revit.DB ExportLayerInfo  
The export layer info to be added. 
Exceptions
| Exception | Condition | 
|---|---|
| Autodesk.Revit.Exceptions ArgumentException | The key already exists in the table. -or- The layer info does not contain the Category as a modifier type. | 
| Autodesk.Revit.Exceptions ArgumentNullException | A non-optional argument was NULL |