is_negative_integer {tester}

Is negative integer

Description

Test if is a positive integer

Usage

  is_negative_integer(x)

Arguments

x

an R object

Examples

is_negative_integer(-1) # TRUE
is_negative_integer(1) # FALSE
is_negative_integer(0) # FALSE
is_negative_integer(pi) # FALSE
is_negative_integer(2.2) # FALSE