matrixStats (version 0.12.2)

anyMissing: Checks if there are any missing values in an object or not

Description

Checks if there are any missing values in an object or not.

Usage

anyMissing(x, ...)

Arguments

x

A vector, a list, a matrix, a data.frame, or

...

Not used.

Value

• Returns TRUE if a missing value was detected, otherwise FALSE.

Details

The implementation of this method is optimized for both speed and memory. The method will return TRUE as soon as a missing value is detected.

See Also

Starting with R v3.1.0, there is anyNA() in the base, which provides the same functionality as this function.

Examples

x <- rnorm(n=1000)
 x[seq(300,length(x),by=100)] <- NA
 stopifnot(anyMissing(x) == any(is.na(x)))