https://community.appian.com/discussions/f/plug-ins/10900/get-attribute-data-typeI am writing a plugin where I need to find the nested cdt attributes, for ex: cdt name: abc attributes : id (Integer), name(Text), details(xyz?List) cdt name: xyz attributes: add1 (Text) I am able to find that &quot;details&quot; is a object of typeen-USTelligent Community 12https://community.appian.com/thread/47714?ContentTypeID=1Fri, 18 Aug 2017 03:12:47 GMTd3a83456-d57b-489c-a84c-4e8267bb592a:f32d8ce2-143d-4c4d-a9d8-b45564fb11besantoshd378Hi sumeet,<br /> <br /> TypeOf() returns the number of the data type in their list.Use typeName() function to get the name of the data Type as follows typeOf(typeOf(your data type)).<div style="clear:both;"></div>https://community.appian.com/thread/47703?ContentTypeID=1Thu, 17 Aug 2017 17:45:16 GMTd3a83456-d57b-489c-a84c-4e8267bb592a:3872c3c2-e3d9-4b55-9304-da1b7a55f144Sumeet Kharewe can get this by getTypeOf method, its description is as follows:<br /> The typeof the data inside the type. For a primitive (such as INTEGER), it&#39;s based on itself. For a list type, its typeof is the contained type; for example, the typeof LIST_OF_INTEGER is INTEGER.<div style="clear:both;"></div>