INVALID_FLOAT@

Platform

Win32, x64

Purpose

To detect if a value is a NaN.

Syntax

LOGICAL FUNCTION INVALID_FLOAT@(VALUE)
REAL VALUE

Description

This tests to see if the value represent a NaN. There is a similar function INVALID_DOUBLE@ that does the same function for double precision values:

LOGICAL FUNCTION INVALID_DOUBLE@(VALUE)
DOUBLE PRECISION VALUE

 

 

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