FilterByBoolMask


#1

 

Please somebody can help, I do not understand how it works. What kind of logic in the program. before that I worked at Grasshopper and there was a clear understandable structure tree. Explain please if anyone here can work with the data. and I apologize for my English, I hope someone will understand me.
FilterByBoolMask 2 FilterByBoolMask


#2

With a nested list structure like that, you’ll need List.Combine to make it work:

ListCombineSavesTheDay


#3

Thank you!! It’s work!.. unfortunatly, i don’t understend how( … Could you tell whether it will also work with the more complex nested list structure?


#4

List.FilterByBoolMask applied directly also seems to achieve similar results

The following examples have lists of different depths

20150807-3

 

However, this won’t work in some cases where the sub list structure/depth is inconsistent.