ElementGetTypeId 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()

Public Function GetTypeId As ElementId

public:
ElementId^ GetTypeId()

member GetTypeId : unit -> ElementId

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++

Copy

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);
        }
    }
}

Private Sub GetStairType(document As Autodesk.Revit.DB.Document)
    Dim collector As New FilteredElementCollector(document)
    Dim stairs As ICollection(Of Element) = collector.OfClass(GetType(FamilyInstance)).OfCategory(BuiltInCategory.OST_Stairs).ToElements()
    For Each stair As Element In stairs
        If stair.GetTypeId() Is Nothing Then
            TaskDialog.Show("Revit", "No symbol found in stair element: " + stair.Name)
        Else
            Dim elemType As Element = document.GetElement(stair.GetTypeId())
            Dim info As String = "Stair type is: " + elemType.Name
            TaskDialog.Show("Revit", info)
        End If
    Next
End Sub

Reference

Element Class

Autodesk.Revit.DB Namespace