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Not Operator

Performs logical negation on an expression.

result = Not expression

result

Any numeric variable.

expression

Any expression.

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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