From: sunway <sunwayforever@gmail.com>
To: help-gnu-emacs@gnu.org
Subject: Re: how to convert a string to a symbol?
Date: Sun, 14 Sep 2008 00:10:33 -0700 (PDT) [thread overview]
Message-ID: <08e88ade-63f9-416c-8644-caf95ff2a863@z11g2000prl.googlegroups.com> (raw)
In-Reply-To: mailman.19202.1221372658.18990.help-gnu-emacs@gnu.org
I don't want to take "(> 2 1)" as a symbol name, instead I want "(>
2 1)" be evaled to 't'
On Sep 14, 2:10 pm, "Drew Adams" <drew.ad...@oracle.com> wrote:
> > > (setq str "(> 2 1)")
> > > I want something like: (eval (string-to-symbol str))
>
> > (intern str)
>
> And if you really want the value of the symbol (per your use of `eval' above):
>
> (symbol-value (intern str))
>
> But you might want to give it a value first ;-) -
>
> (set (intern "(> 2 1)") 42)
>
> (symbol-value '\(>\ 2\ 1\)) ; The answer is 42.
>
> However, as always with questions of this type, one wonders what you are
> _really_ trying to do (not to mention why)...
next prev parent reply other threads:[~2008-09-14 7:10 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-09-14 4:59 how to convert a string to a symbol? sunway
2008-09-14 5:54 ` Drew Adams
2008-09-14 6:10 ` Drew Adams
[not found] ` <mailman.19202.1221372658.18990.help-gnu-emacs@gnu.org>
2008-09-14 7:10 ` sunway [this message]
2008-09-14 7:27 ` Pascal J. Bourguignon
2008-09-14 8:06 ` Tim X
2008-09-14 8:34 ` sunway
2008-09-14 9:25 ` Joost Diepenmaat
2008-09-14 13:47 ` Pascal J. Bourguignon
2008-09-14 7:25 ` Pascal J. Bourguignon
2008-09-14 10:19 ` Richard G Riley
2008-09-14 13:43 ` Pascal J. Bourguignon
2008-09-15 9:34 ` David Kastrup
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