[Jprogramming] Third argument

[Raul Miller]

On Thu, Jul 30, 2009 at 4:00 PM, Jose Mario
Quintana<josemarioquintana at 2bestsystems.com> wrote:
> I did not refer to the parsing but to the execution of the fork.
> The side effect is in the sense that, in a typical context, the behavior
> of [: u v is equivalent to [ u@:] v  (or [ u@] v if you prefer).

Ok, but there need be no side effect here, unless you consider all
execution to be "side effect".

[: is visible at parse time, and ([: u v) can be used to create a different
kind of derived verb than (w u v) where w, u and v are verbs and w is
not [:

> For example, before the introduction of [:  no verb w "affected the
> valence of u" during the execution of a dyadic fork w u v, as far as I know.