mark (version 0.8.1)

remove_na: Remove NA

Description

Remove NAs from a vector

Usage

remove_na(x)
# S3 method for default
remove_na(x)
# S3 method for list
remove_na(x)
# S3 method for factor
remove_na(x)
# S3 method for fact
remove_na(x)

Value

x without values where is.na(x) is TRUE

For factors, a new factor (ordered if is.ordered(x))

Arguments

x

A vector of values

Details

remove_na.factor will remove NA values as identified by the levels() or by the integer value of the level. factors are recreated with all NA values and, if present, the NA level removed.

Examples

remove_na(c(4, 1, 2, NA, 4, NA, 3, 2))

# removes based on levels
remove_na(fact(c("b", NA, "a", "c")))

# removes based on values
x <- as_ordered(c("b", "d", "a", "c"))
x[2:3] <- NA
str(remove_na(x))