Omit NA values

Omit NA values

Usage

omit_na(x)

Arguments

x

A vector of values

Value

x which NA values removes and two attributes of integers: na which is the position of NA values, and valid for the position of non-NA values; empty positions reported as integer(0)

Examples

# Like stats::na.omit but always provides
x <- letters[1:5]
omit_na(x)
#> [1] "a" "b" "c" "d" "e"
#> attr(,"na")
#> integer(0)
#> attr(,"valid")
#> [1] 1 2 3 4 5
x[c(3, 5)] <- NA
omit_na(x)
#> [1] "a" "b" NA  "d" NA 
#> attr(,"na")
#> [1] 3 5
#> attr(,"valid")
#> [1] 1 2 4