VS
seq |> Seq.map (snd >> getIdFromUrl) |> List.ofSeqSize: a a a
VS
seq |> Seq.map (snd >> getIdFromUrl) |> List.ofSeqVS
[for i in seq -> getIdFromUrl (snd i)][for (_, url) in seq -> getIdFromUrl url]AH
[for i in seq -> getIdFromUrl (snd i)][for _,x in seq -> getIdFromUrl x]AH
[for (_, url) in seq -> getIdFromUrl url]UY
UY
((
((
RM
RM
Г
RM