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[Emacs-diffs] Changes to emacs/lispref/intro.texi,v
From: |
Eli Zaretskii |
Subject: |
[Emacs-diffs] Changes to emacs/lispref/intro.texi,v |
Date: |
Sat, 31 Mar 2007 17:27:37 +0000 |
CVSROOT: /cvsroot/emacs
Module name: emacs
Changes by: Eli Zaretskii <eliz> 07/03/31 17:27:34
Index: intro.texi
===================================================================
RCS file: /cvsroot/emacs/emacs/lispref/intro.texi,v
retrieving revision 1.37
retrieving revision 1.38
diff -u -b -r1.37 -r1.38
--- intro.texi 30 Mar 2007 18:12:56 -0000 1.37
+++ intro.texi 31 Mar 2007 17:27:34 -0000 1.38
@@ -170,11 +170,11 @@
@node nil and t
@subsection @code{nil} and @code{t}
address@hidden @code{nil}, uses of
@cindex truth value
@cindex boolean
address@hidden false
address@hidden @code{nil}
address@hidden false
In Lisp, the symbol @code{nil} has three separate meanings: it
is a symbol with the name @samp{nil}; it is the logical truth value
@var{false}; and it is the empty list---the list of zero elements.
@@ -197,7 +197,7 @@
(setq foo-flag nil) ; @r{Emphasize the truth value @var{false}}
@end example
address@hidden @code{t}, uses of
address@hidden @code{t}
@cindex true
In contexts where a truth value is expected, any address@hidden value
is considered to be @var{true}. However, @code{t} is the preferred way