ElementGetTypeId Method

Returns the identifier of this element's type.

Namespace: Autodesk.Revit.DB
Assembly: RevitAPI (in RevitAPI.dll) Version: 27.0.4.0 (27.0.4.0)
Syntax
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public ElementId GetTypeId()

Return Value

ElementId
The id of the element's type, or invalid element id if the element cannot have type assigned.
Remarks
Some elements cannot have type assigned, in which case this method returns invalid element id.
Example
C#
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void GetStairType(Autodesk.Revit.DB.Document document)
{
   FilteredElementCollector collector = new FilteredElementCollector(document);
   ICollection<Element> stairs = collector.OfClass(typeof(FamilyInstance)).OfCategory(BuiltInCategory.OST_Stairs).ToElements();
   foreach (Element stair in stairs)
    {
        if (null == stair.GetTypeId())
        {
            TaskDialog.Show("Revit","No symbol found in stair element: " + stair.Name);
        }
        else
        {
            Element elemType = document.GetElement(stair.GetTypeId());
            string info = "Stair type is: " + elemType.Name;
            TaskDialog.Show("Revit",info);
        }
    }
}
See Also