Replace Missing Values

Replace missing values

na.replace(x, replace, ...)

Arguments

x

vector possibly containing missing (NA) values

replace

either a scalar replacement value, or a function returning a scalar value

...

Optional arguments to be passed to replace

Value

Vector with missing values (NA) replaced by the value of replace.

Details

This is a convenience function that is the same as x[is.na(x)] <- replace

See also

is.na, na.omit

Author

Gregory R. Warnes greg@warnes.net

Examples

x <- c(1, 2, 3, NA, 6, 7, 8, NA, NA)

# Replace with a specified value
na.replace(x, "999")
#> [1] "1"   "2"   "3"   "999" "6"   "7"   "8"   "999" "999"

# Replace with the calculated median
na.replace(x, median, na.rm = TRUE)
#> [1] 1.0 2.0 3.0 4.5 6.0 7.0 8.0 4.5 4.5