parameter variables question

[Dar Scott]

On Tuesday, July 29, 2003, at 04:18 PM, Chris Sheffield wrote:

> I've gotten stuck by this one several times.  Because
> you're returning a value, your handler has to be a
> function.  Use "function" instead of "on".

Here is something cool!

A handler (not a function) _can_ return a value.  The caller can get it 
with result().  Practice typically limits this to error conditions as 
in Alex's example, but it can be handy in other cases.

Dar