R: Count Missing Values in a Vector Same as 'sum(is.na(x))', but...

count_missing {mlr3misc} | R Documentation

## Count Missing Values in a Vector Same as `sum(is.na(x))`, but without the allocation.

### Description

Count Missing Values in a Vector

Same as `sum(is.na(x))`, but without the allocation.

### Usage

    count_missing(x)

### Arguments

`x` | `vector()` Supported are logical, integer, double, complex and string vectors.

### Value

(`integer(1)`) number of missing values.

### Examples

    count_missing(c(1, 2, NA, 4, NA))

[Package mlr3misc version 0.10.0 Index]