Determines whether this Element uses external resources associated with a specified external resource type. 
Namespace: Autodesk.Revit.DB
Assembly: RevitAPI (in RevitAPI.dll) Version: 24.0.0.0 (24.0.0.0)
Since:  2015 
Syntax
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Parameters
- resourceType
- Type: Autodesk.Revit.DBExternalResourceType
 The desired external resource type.
Return Value
Returns true if this Element uses external resources associated with the specified external resource type; otherwise, false.Exceptions
| Exception | Condition | 
|---|---|
| Autodesk.Revit.ExceptionsArgumentNullException | A non-optional argument was null |