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8.2.15 Not Operator

Used to perform logical negation on an expression.
 

Syntax

result = Not expression

Arguments

result
Any numeric variable.
expression
Any expression.

Remarks

The following table illustrates how result is determined:
 

If expression is Then result is
True
 
False
 
False
 
True
 
Null
 
Null
 
In addition, the Not operator inverts the bit values of any variable and sets the corresponding bit in result according to the following table:
 

Bit in expression Bit in result
0
 
1
 
1
 
0
 


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