IsNil Functoid
Use the IsNil functoid () to determine whether the specified input parameter evaluates to Nil.
Input
Parameter 1: A value that could be evaluated to Nil.
Output
Output 1: The Boolean value True if the specified input parameter evaluates to Nil; the Boolean value False otherwise.
See Also
Logical Functoids Reference
Logical Functoids
How to Add Basic Functoids to a Map