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Numeric args to concat.

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This commit is contained in:
Dave Love 2000-07-27 13:09:58 +00:00
parent 7d8b4c7c0e
commit 315fe0e953
1 changed files with 5 additions and 15 deletions
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20
lispref/strings.texi
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@ -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