Share Email Facebook Twitter LinkedIn ExternalApplicationArray.Clear Method Removes every item from the array, rendering it empty.Namespace: Autodesk.Revit.UIAssembly: RevitAPIUI (in RevitAPIUI.dll) Version: 25.3.0.0 (25.3.0.0) Syntax C# public virtual void Clear() See AlsoReferenceExternalApplicationArray ClassAutodesk.Revit.UI Namespace