is.wholenumber {quantspec}

Checks whether x contains integer numbers.

Description

Borrowed from the example in integer.

Usage

is.wholenumber(x, tol = .Machine$double.eps^0.5)

Arguments

x

a vector to be checked for integers

tol

an optional parameter specifying to which precision the check is to be performed.

Value

Returns a vector of logicals with the same length as x; each element i is TRUE iff x[i] is an integer.

Examples

## Not run: 
is.wholenumber(1) # is TRUE
(x <- seq(1, 5, by = 0.5) )
is.wholenumber( x ) #-->  TRUE FALSE TRUE ...

## End(Not run)