"raw" or "verbatim" PIDs?
Michael McDaniel
erlang@REDACTED
Fri Jul 7 01:31:33 CEST 2006
On Thu, Jul 06, 2006 at 01:40:45PM -0700, Jon Slenk wrote:
> (I've been Googling and looking through the archives, but haven't hit an
> explanation/answer so far.)
>
> I'm very new to Erlang, I'm just working my way through a tutorial. I
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Congratulations, and Welcome!
~~M
> spawned a process and was told that it has PID <0.47.0>, but I failed to
> assign that to a variable. Now, is there any way I can send a message to
> that PID by using the "raw" ID? I tried writing stuff like "<0.47.0> !
> foobar." or "0.47.0 ! foobar." in an attempt to mimic the code I've seen
> where people write something like "ThePid = spawn(...). ThePid ! foobar."
> However, the Erlang shell did not like my attempts :-) Is there a way to
> use "raw" PIDs, or must it be stored in a variable?
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
try, for example, ...
list_to_pid("<0.47.0>") ! foobar
~~Michael
>
> many thanks,
> -Jon.
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