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| author | Juri Linkov <juri@linkov.net> | 2018-04-28 23:20:33 +0300 |
|---|---|---|
| committer | Juri Linkov <juri@linkov.net> | 2018-04-28 23:20:33 +0300 |
| commit | f4eeb0f5ae448db0f064f6305ab0bc0c3bae071a (patch) | |
| tree | 375951dfe30538df200f6650b9bf178aadd3c803 /doc/lispintro/emacs-lisp-intro.texi | |
| parent | 0b3bc05d15c32ffa134347896c9b9fcff89225ab (diff) | |
| download | emacs-f4eeb0f5ae448db0f064f6305ab0bc0c3bae071a.tar.gz | |
* lisp/subr.el (dotimes): Deprecate RESULT field. (Bug#16206)
* doc/lispref/control.texi (Iteration):
* doc/misc/cl.texi (Iteration): Document deprecation of its use.
* doc/lispintro/emacs-lisp-intro.texi (dotimes):
* test/src/emacs-module-tests.el (multiply-string):
* test/lisp/filenotify-tests.el (file-notify-test07-many-events):
Place RESULT field after the form.
Diffstat (limited to 'doc/lispintro/emacs-lisp-intro.texi')
| -rw-r--r-- | doc/lispintro/emacs-lisp-intro.texi | 21 |
1 files changed, 11 insertions, 10 deletions
diff --git a/doc/lispintro/emacs-lisp-intro.texi b/doc/lispintro/emacs-lisp-intro.texi index b672d7cbeed..4d514aab1cf 100644 --- a/doc/lispintro/emacs-lisp-intro.texi +++ b/doc/lispintro/emacs-lisp-intro.texi @@ -11013,9 +11013,8 @@ The @code{dotimes} macro is similar to @code{dolist}, except that it loops a specific number of times. The first argument to @code{dotimes} is assigned the numbers 0, 1, 2 -and so forth each time around the loop, and the value of the third -argument is returned. You need to provide the value of the second -argument, which is how many times the macro loops. +and so forth each time around the loop. You need to provide the value +of the second argument, which is how many times the macro loops. @need 1250 For example, the following binds the numbers from 0 up to, but not @@ -11027,17 +11026,18 @@ three numbers in all, starting with zero as the first number.) @smallexample @group (let (value) ; otherwise a value is a void variable - (dotimes (number 3 value) - (setq value (cons number value)))) + (dotimes (number 3) + (setq value (cons number value))) + value) @result{} (2 1 0) @end group @end smallexample @noindent -@code{dotimes} returns @code{value}, so the way to use -@code{dotimes} is to operate on some expression @var{number} number of -times and then return the result, either as a list or an atom. +The way to use @code{dotimes} is to operate on some expression +@var{number} number of times and then return the result, either as +a list or an atom. @need 1250 Here is an example of a @code{defun} that uses @code{dotimes} to add @@ -11048,8 +11048,9 @@ up the number of pebbles in a triangle. (defun triangle-using-dotimes (number-of-rows) "Using `dotimes', add up the number of pebbles in a triangle." (let ((total 0)) ; otherwise a total is a void variable - (dotimes (number number-of-rows total) - (setq total (+ total (1+ number)))))) + (dotimes (number number-of-rows) + (setq total (+ total (1+ number)))) + total)) (triangle-using-dotimes 4) @end group |
