Re: erlang:cancel_timer/1

On Sun, 24 Jan 2021 10:55:53 +0100
Eric PAILLEAU <[email protected]> wrote:

> >         Try to forget f(TRef) between 3> and 4>?

??! Untie then bind again? `% TRef + bondage = ok`?
What would it matter to the (evil, shoo!, shoo!) proc. dict.?

And: How get the _same_ #Ref in two different shells (erts?)?


And a note:
Your mail clients seems to have added strange tel: numbers in the quote below: html tag confusion?


> >         Or use a pinning operator.

Is it not more of a pointing annotation, much the same like any boundie in itself, which in pattern context look like unboundies ...?
("boundie" = short, light version of "bound variable", "unboundie" = ...)

    ~Michael


Thread rep.:

> >         Why this works?
[...]
> >         But this doesn’t:
> >
> >         Erlang/OTP 22 [erts-10.7.2.5 <http://10.7.2.5>] [source]
> >         [64-bit] [smp:12:12] [ds:12:12:10] [async-threads:1]
> >         Eshell V10.7.2.5 <http://10.7.2.5>  (abort with ^G)
> >         1> self().
> >         <0.89.0 <tel:0.89.0>>
> >
> >         2> TRef = erlang:send_after(9000, self(), die).
> >         #Ref<0.2349067310.4021813252.2 <tel:0.2349067310.4021813252.2>981>
> >
> >         3> erlang:put(die_tref, TRef).
> >         undefined
> >
> >         4> TRef = erlang:get(die_tref).
> >         #Ref<0.2349067310.4021813252.2 <tel:0.2349067310.4021813252.2>981>
> >
> >         5> erlang:cancel_timer(TRef).
> >         false          <------------------ hmmm
> >
> >         6> self().
> >         <0.89.0 <tel:0.89.0>>




--

Normality is merely a question of quantity,
not of quality.

Normalität ist nur eine Frage von Quantität,
nicht von Qualität.