Learn R Programming

surveillance (version 1.20.3)

isScalar: Checks if the Argument is Scalar

Description

The simple helper function isScalar just checks if its argument is a scalar, i.e. a numeric vector of length 1. It is implemented as length(x) == 1L && is.vector(x, mode = "numeric").

Usage

isScalar(x)

Value

A length-one logical vector.

Arguments

x

an R object.