Replace NAs with specified values
replace_na(data, replace, ...)
data | A data frame or vector. |
---|---|
replace | If If |
... | Additional arguments for methods. Currently unused. |
If data
is a data frame, replace_na()
returns a data frame.
If data
is a vector, replace_na()
returns a vector, with class
given by the union of data
and replace
.
dplyr::na_if()
to replace specified values with NA
s;
dplyr::coalesce()
to replaces NA
s with values from other vectors.
# Replace NAs in a data frame df <- tibble(x = c(1, 2, NA), y = c("a", NA, "b")) df %>% replace_na(list(x = 0, y = "unknown"))#> # A tibble: 3 × 2 #> x y #> <dbl> <chr> #> 1 1 a #> 2 2 unknown #> 3 0 b#> # A tibble: 3 × 2 #> x y #> <dbl> <chr> #> 1 1 a #> 2 2 NA #> 3 0 b# OR df$x %>% replace_na(0)#> [1] 1 2 0df$y %>% replace_na("unknown")#> [1] "a" "unknown" "b"# Replace NULLs in a list: NULLs are the list-col equivalent of NAs df_list <- tibble(z = list(1:5, NULL, 10:20)) df_list %>% replace_na(list(z = list(5)))#> # A tibble: 3 × 1 #> z #> <list> #> 1 <int [5]> #> 2 <dbl [1]> #> 3 <int [11]>