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This is documentation for Caché & Ensemble.

For information on converting to InterSystems IRISOpens in a new window, see the InterSystems IRIS Migration Guide and Migrating to InterSystems IRIS, both available on the WRC Distributions pageOpens in a new window (login required).

Not Operator

Used to perform logical negation on an expression.


result = Not expression


The Not operator syntax has these parts:

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

See Also

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