not()

not() returns the boolean inverse of its argument.

Optionally, if an function is provided as a second argument, not() will evaluate it as a side-effect if not() evaluates to True.

Data signatures
not( value applied to: $${\color{green}None}$$ ǁ $${\color{green}Any}$$, [A function to invoke if not() is True: $${\color{green}None}$$ ǁ $${\color{green}Any}$$] )

Call signatures
not( value applied to: Variable ǁ Header ǁ Function ǁ Reference ǁ Equality, [A function to invoke if not() is True: Function] )

Purpose	Value
Main focus	not() determines if lines match

Context	Qualifier
Match qualifiers	onmatch
Value qualifiers	onmatch

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