aa<- list(a=1, b="two", c=list(3, "four"))bb <- list(a=1, c=list(3, "four"), b="ni")aa[!(aa %in% bb)]REF:https://stackoverflow.com/questions/1468856/how-do-i-get-the-difference-between-two-r-named-lists
aa<- list(a=1, b="two", c=list(3, "four"))bb <- list(a=1, c=list(3, "four"), b="ni")aa[!(aa %in% bb)]