how to replace specific values in data frame to NA in R?

Question

I am working with a data frame in R and I want to replace the values of certain id to NA. Here is an example of the input file.

And here is my desired output:

id  y
222 12
432 NA
522 22
443 NA

score 3 · Accepted Answer · answered Nov 21 '16 at 17:29

3

idsToBeReplaced <- c(432, 443)    
df[df$id %in% idsToBeReplaced, "y"] <- NA

#  id  y
#1 222 12
#2 432 NA
#3 522 22
#4 443 NA

answered Nov 21 '16 at 17:29

Ronak Shah

1

Thank you so much, it is perfect. I was spending hours to figure it out. – user4665665 Nov 21 '16 at 17:32

1 Answers1