What does a function do?

[James Logajan]

Courageous wrote:
> 
> On Tue, 24 Apr 2001 00:15:54 GMT, kmgrant at wavecom.net wrote:
> 
> >A function is a procedure that returns a value.  It is similar to a
> >mathamatical function.
> 
> Actually, it might also have the consequence of altering the
> arguments sent to it.

Some functions don't return values; sometimes they send information off
somewhere else.

If a program has no functions ("none" or "non") then when it is run, it is
considered "non-functioning". <smirk>