Not Operator

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Description

Performs logical negation on an expression.

Syntax

result = Not expression

The Not operator syntax has these parts:

Part	Description
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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