R : Convert nested list into a one level list [duplicate]

Answer 1

Try lapply together with rapply:

lapply(rapply(y, enquote, how="unlist"), eval)

#[[1]]
#[1] 12 54  2

#[[2]]
#[1]  2 88  1

#[[3]]
#[1] 4 8

It does work for deeper lists either.