CODEWITHSUNDEEP
r
user3354212
user3354212

Reputation: 1112

how to eliminate elements from all vectors in a list that are present in a vecor in r

I have a list contain different vectors with different length

list1 <- list(a = 1:10, b = 3:20, c = c(1,3,7, 9,18,20,24,28))

I would like to eliminate any elements from all vectors in list1 that are present in a vector 

 d <- c(1,3,7,8,20)

I expect the result as:

 list(a = c(2,4:6,9:10), b = c(4:6,9:19), c = c(9,18,24,28))

Upvotes: 1

Views: 50

Answers (1)

lukeA
lukeA

Reputation: 54237

For example

lapply(list1, setdiff, d)

gives 

$a
[1]  2  4  5  6  9 10

$b
 [1]  4  5  6  9 10 11 12 13 14 15 16 17 18 19

$c
[1]  9 18 24 28

Read ?setdiff for related functions.

Upvotes: 3

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