# is_inf

Version:

Determines whether elements of an array are equal to +inf or -inf.

## Syntax

c = is_inf(a)
Legacy name: isinf

## a

Scalar or array of any dimension of any data type.

## c

Array of Boolean values. An element in c is 1 if and only if the corresponding element of a is equal to +inf or -inf. Otherwise, the element is 0. c is of the same size as a.

C = is_inf(nan)
C = is_inf([+inf, -233, inf])

Where This Node Can Run:

Desktop OS: Windows

FPGA: DAQExpress does not support FPGA devices