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GetTypeId Method

Element Get Type Id Method

Returns the identifier of this element's type.

Namespace: Autodesk.Revit.DB
Assembly: RevitAPI (in RevitAPI.dll) Version: 25.0.0.0 (25.0.0.0)
Syntax 
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 
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