I wanted to use a variable inside a user defined function. I don’t get the desired output…Any ideas?

library(dplyr)

mtcars |> filter(vs == 0) |> nrow() # 18


get_parim <- function(var){
  
  
  n <- mtcars |> filter({{var}} == 0) |> nrow()
  print(n)
  
}

get_parim("vs") # 0