From: Kevin Rodgers <ihs_4664@yahoo.com>
Subject: Re: (read (current-buffer)) returns an integer in a buffer full of text?
Date: Mon, 27 Nov 2006 09:44:03 -0700 [thread overview]
Message-ID: <ekf4m2$768$1@sea.gmane.org> (raw)
In-Reply-To: <1164303070.530993.199230@k70g2000cwa.googlegroups.com>
Robert Thorpe wrote:
> Sebastian Tennant wrote:
>> Hi everyone,
>>
>> If I execute the following code in *scratch* there's no problem:
>>
>> (with-temp-buffer
>> (insert "hello")
>> (backward-word)
>> (read (current-buffer)))
>> => hello
>
> The function with-temp-buffer creates a temp buffer for the duration of
> it's body. It does _not_ select that buffer as the current buffer.
Why would that matter? The (read (current-buffer)) form is evaluated
while the temp buffer is current. Nothing depends on the temp buffer
still being current after that.
> You must use set-buffer or save-excursion too.
>
> All AFAIK.
--
Kevin
next prev parent reply other threads:[~2006-11-27 16:44 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <mailman.981.1164201541.2155.help-gnu-emacs@gnu.org>
2006-11-23 17:31 ` (read (current-buffer)) returns an integer in a buffer full of text? Robert Thorpe
2006-11-27 16:44 ` Kevin Rodgers [this message]
[not found] ` <mailman.1205.1164687201.2155.help-gnu-emacs@gnu.org>
2006-11-28 14:34 ` Robert Thorpe
2006-11-29 13:20 ` Sebastian Tennant
[not found] ` <mailman.1280.1164806477.2155.help-gnu-emacs@gnu.org>
2006-11-29 14:17 ` Robert Thorpe
2006-11-29 18:22 ` Kevin Rodgers
[not found] ` <mailman.1300.1164824626.2155.help-gnu-emacs@gnu.org>
2006-11-29 18:46 ` Robert Thorpe
2006-11-29 20:07 ` Peter Dyballa
[not found] ` <mailman.1309.1164830848.2155.help-gnu-emacs@gnu.org>
2006-11-30 10:43 ` Robert Thorpe
2006-11-30 12:19 ` Sebastian Tennant
2006-11-22 13:18 Sebastian Tennant
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