sjmisc (version 1.8)

replace_na: Replace NA with specific values

Description

This function replaces NA's of a variable, data frame or list of variables with value.

Usage

replace_na(x, value, na.label = NULL)
replace_na(x, na.label = NULL) <- value

Arguments

x

Variable (vector), data.frame or list of variables where missing values should be replaced with value.

value

Value that will replace the NA's.

na.label

Optional character vector, used to label the NA-value (i.e. adding a labels attribute to x).

Value

x, where NA's are replaced with value.

See Also

set_na for setting NA values, rec for general recoding of variables and recode_to for re-shifting value ranges.

Examples

data(efc)
table(efc$e42dep, exclude = NULL)
table(replace_na(efc$e42dep, 99), exclude = NULL)

dummy <- list(efc$c82cop1, efc$c83cop2, efc$c84cop3)
# show original distribution
lapply(dummy, table, exclude = NULL)
# show variables, NA's replaced with 99
lapply(replace_na(dummy, 99), table, exclude = NULL)