[REBOL] Re: Can I define an anti function?
From: lmecir:mbox:vol:cz at: 24-Feb-2004 16:02
Anton Rolls napsal(a):
>What is the purpose and utility of such a function ?
>
>Anton.
>
>>{Suppose f is a function returning a boolean.Is there a way of defining
>>a function anti, which, when given f, returns "not f"?
>>
This is a higher-order function. This style of programming is known as
Functional Programming and some use it in Rebol - cf. Map as an example.
Otherwise this specific case is probably just a homework and I brought
it here just to show you how some people judge Rebol or other
programming languages.
-L
