--- On Sun, 1/31/10, Steven D'Aprano <st...@remove-this-cybersource.com.au>
wrote:
> From: Steven D'Aprano <st...@remove-this-cybersource.com.au>
> Subject: Re: Python and Ruby
> To: python-list@python.org
> Date: Sunday, January 31, 2010, 5:36 PM
> On Sun, 31 Jan 2010 04:28:41 -0800,
> Ed Keith wrote:
>
> > In most functional languages you just name a function
> to access it and
> > you do it ALL the time.
> >
> > for example, in if you have a function 'f' which takes
> two parameters to
> > call the function and get the result you use:
> >
> > f 2 3
> >
> > If you want the function itself you use:
> >
> > f
>
> How do you call a function of no arguments?
>
>
In a 'pure' functional language a function with no arguments is, by definition,
a constant. This is because a 'pure' function will always return the same
result whenever given the same arguments. so if it has no argument it always
returns a constant value.
-EdK
Ed Keith
e_...@yahoo.com
Blog: edkeith.blogspot.com
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