| Revit 2024 API | 
| AirSystemData..::..IsValidObject Property | 
| AirSystemData Class See Also | 
   Specifies whether the .NET object represents a valid Revit entity.
Namespace: Autodesk.Revit.DB.Mechanical
Assembly: RevitAPI (in RevitAPI.dll) Version: 24.0.0.0 (24.0.0.0)
Since: 
   2014
Syntax
| C# | 
|---|
public bool IsValidObject { get; }  | 
| Visual Basic | 
|---|
Public ReadOnly Property IsValidObject As Boolean Get  | 
| Visual C++ | 
|---|
public: property bool IsValidObject { bool get (); }  | 
Return Value
True if the API object holds a valid Revit native object, false otherwise.
Remarks
   If the corresponding Revit native object is destroyed, or creation of the corresponding object is undone,
   a managed API object containing it is no longer valid. API methods cannot be called on invalidated wrapper objects.