Scalar FunctionsMath Functions
not
Return the logical negation of a boolean: `true` becomes `false`, `false` becomes `true`, and null stays null.
not(x) is the same as
not x and !x.
Syntax
not(expr)Parameters
Prop
Type
Returns: bool
Examples
Example 1
print not (true), not (1 > 2), not (bool(null))| print_0 (bool) | print_1 (bool) | print_2 (bool) |
|---|---|---|
| false | true | null |