The Id of the task dialog. 
Namespace: Autodesk.Revit.UIAssembly: RevitAPIUI (in RevitAPIUI.dll) Version: 21.0.0.0 (21.1.1.109)
Since: 2011
Syntax
| C# | 
|---|
public string Id { get; set; }  | 
| Visual Basic | 
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Public Property Id As String Get Set  | 
| Visual C++ | 
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public: property String^ Id { String^ get (); void set (String^ value); }  | 
Remarks
 Id is used as follows:
   
- TaskDialogShowingEventArgs.DialogId for DialogBoxShowing events
 - As part of the Contextual Help Topic when invoking Revit contextual help