1.0 - NaN - Vantage Customer Experience

Vantage Customer Experience User Guide

prodname
Vantage Customer Experience
vrm_release
1.0
category
User Guide
featnum
B035-3800-099K

Returns true if the attribute value that should have been a mathematical number is not a number.

The following criteria expression always returns true because an invalid average—the average of nothing—is not a number.

avg("") == NaN

Using the value function on a text string produces an error rather than NaN (not a number).