Hello Dynamo community. I’m am currently working with a project where a need to make a list of all elements in the project, with there name and classification code, At this point I know how to do that with one category, but I would like to know if any of you knew a way , so I can select all the c…

Like Tomasz says it’s probably easier doing this with nodes: [image] This will also get you all annations families though. If you want to use this for take-off then you’re better of creating seperate category nodes and combining those into a single list like so: [image]

Hi, I dont know anything about this but has MaterialVolume seems plausible to me. I know this is a field in the revit database exported using DBLink. Marcel

I tried the HasMaterialQuantities property as well, but that will omit a lot of categories that are actually part of the model categories.

Now what if we wanted to save all these out to a folder?

Working through the solutions provided I am unable to find and access the RVT Links built-in category which (hopefully) would allow access to the reference Revit models in the project and begin creating associations across models. The warning in Dynamo is this: Warning: Category.ByName operation f…

You can collect them. [image] in c# it is something like this: var linkColl= new FilteredElementCollector(DocumentManager.Instance.CurrentDBDocument); linkColl.OfClass(typeof(RevitLinkInstance)); var elements = linkColl.ToElements();

Oh wonderful that seems to be working for me! Thanks for helping get this off the ground for me John.

[image] erfajo: As shown in the below graph, would I make a list with the built-in Categories for the model elements I wanted. Is there a way to select All of the Elements in the entire Project? I have tried feeding individual categories into List.Create as you have shown. I am concerned that…

From the Sastrugi Package. [image] Sastrugi Package - Updated Packages Minor Update v 0.1.2 5 new nodes!! :snowflake:_Get All Elements in Project This node will extract a list of all elements within the current Revit project file or project files from a document path. …

Hi everyone, by the way, are there any node that we can collect all categories in linked model ? or we have to code inside python script

Collect all categories in a project

Revit

Alban_de_Chasteigner July 20, 2018, 9:53am 55

Like this :

Get%20elements

Get all categories used in a Document list

Categories in data shapes

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Collect all categories in a project

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