Keep the original list Key values after Filtering

Revit
,
1

Hi all,

Is there a way to keep the original key values of a list after filtering?

image
image869×585 51.3 KB

I need the original key values to filter another list.

Thank you.

2

do you mean the Keep the index number?

3

Yes, sorry

4

"List.IndexOf" Did not work?

1 Like
5

hi,
maybe this direction

image
image942×694 55.1 KB

cordially
christian.stan

6

Yeah, that was the ticket. I was already using it, just had to play around with it to get what I want.

thank you.