From: Arvydas Silanskas <nma.arvydas.silanskas@gmail.com>
To: Philippe de Rochambeau <phiroc@free.fr>
Cc: kawa mailing list <kawa@sourceware.org>
Subject: Re: values
Date: Sun, 26 Sep 2021 15:33:09 +0300 [thread overview]
Message-ID: <CAPh7weA1eio1b9dvK_Gagitxv6_Zdqzx2jV8Ud6Z7a-ZEGmXNQ@mail.gmail.com> (raw)
In-Reply-To: <9C7CF706-65C5-40E5-8949-EB836F398DDD@free.fr>
Hi
generally you would use constructs like define-values or let-values to
declare multiple variables which will be bound to the received multiple
values. There is also a more primitive call-with-values construct for
piping those values as arguments to some procedure. To get a list, you
could use `(call-with-values (lambda () (values 1 3)) list)`.
Arvydas
2021-09-26, sk, 14:57 Philippe de Rochambeau via Kawa <kawa@sourceware.org>
rašė:
> Hello,
> how do you retrieve the first item returned by the values procedure?
> I’ve tried (first (values 1 3)), but to no avail, because values doesn’t
> return a list.
> Many thanks.
> Philippe
next prev parent reply other threads:[~2021-09-26 12:33 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-09-26 11:56 values Philippe de Rochambeau
2021-09-26 12:33 ` Arvydas Silanskas [this message]
2021-09-26 13:25 ` values Philippe de Rochambeau
2021-09-26 13:37 ` values Philippe de Rochambeau
2021-09-26 16:19 ` values Philippe de Rochambeau
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