From: Dave Love <fx@gnu.org>
Date: Thu, 27 Jul 2000 13:09:58 +0000 (+0000)
Subject: Numeric args to concat.
X-Git-Tag: emacs-pretest-21.0.90~2573
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=315fe0e9538ddb1f03c46dad7e87dab922b891ac;p=emacs.git

Numeric args to concat.
---

diff --git a/lispref/strings.texi b/lispref/strings.texi
index f5c73de809c..3f99834fe7f 100644
--- a/lispref/strings.texi
+++ b/lispref/strings.texi
@@ -246,23 +246,13 @@ returns an empty string.
 The @code{concat} function always constructs a new string that is
 not @code{eq} to any existing string.
 
-When an argument is an integer (not a sequence of integers), it is
-converted to a string of digits making up the decimal printed
-representation of the integer.  @strong{Don't use this feature; we plan
-to eliminate it.  If you already use this feature, change your programs
-now!}  The proper way to convert an integer to its decimal printed form
-is with @code{format} (@pxref{Formatting Strings}) or
+In Emacs versions before 21, when an argument was an integer (not a
+sequence of integers), it was converted to a string of digits making up
+the decimal printed representation of the integer.  This obsolete usage
+no longer works.  The proper way to convert an integer to its decimal
+printed form is with @code{format} (@pxref{Formatting Strings}) or
 @code{number-to-string} (@pxref{String Conversion}).
 
-@example
-@group
-(concat 137)
-     @result{} "137"
-(concat 54 321)
-     @result{} "54321"
-@end group
-@end example
-
 For information about other concatenation functions, see the
 description of @code{mapconcat} in @ref{Mapping Functions},
 @code{vconcat} in @ref{Vectors}, and @code{append} in @ref{Building