R: Check if vector only has NA values

all_na {sjmisc} | R Documentation

## Check if vector only has NA values

### Description

Check if all values in a vector are `NA`.

### Usage

    all_na(x)

### Arguments

`x` | A vector or data frame.

### Value

Logical, `TRUE` if `x` has only NA values, `FALSE` if `x` has at least one non-missing value.

### Examples

    x <- c(NA, NA, NA)
    y <- c(1, NA, NA)

    all_na(x)
    all_na(y)
    all_na(data.frame(x, y))
    all_na(list(x, y))

[Package sjmisc version 2.7.5 Index]