Fill in missing values within groups — fill_by

This function fills in missing values within groups

Usage

fill_by_group(.data, .group, ...)

Arguments

.data: data frame
.group: group variable
...: variables to be filled. If no variables were provided, the function will fill in missing values for all variables.

Examples

 data.frame(
   var1 = c(NA,2,3,NA),
   var2 = c(NA,NA,3,3),
   var3 = c(NA,1,3,3),
   var4 = c(10,NA, 2,NA),
   group = c(1,1,2,2)
 ) -> data

 fill_by_group(data, group, var1, var3)
#> # A tibble: 4 × 5
#>    var1  var2  var3  var4 group
#>   <dbl> <dbl> <dbl> <dbl> <dbl>
#> 1     2    NA     1    10     1
#> 2     2    NA     1    NA     1
#> 3     3     3     3     2     2
#> 4     3     3     3    NA     2