not
The not function reverses the value of its boolean argument.
Syntax
not( Expression )
Arguments
- Expression: A boolean expression to be reversed.
Results
Returns the reversed logical value of its boolean argument.
If the argument is null, or cannot be converted to bool (using the tobool function), returns null.
Examples
These examples return false:
print not( true )print not( "true" )print not( 1 )print not( 100 )These examples return true:
print not( false )print not( "false" )print not( 0 )These examples return null:
print not( "abc" )print not( null )