isearch*-lax-whitespace doc string improvements

* lisp/isearch.el (isearch-regexp-lax-whitespace):
* lisp/isearch.el (isearch-lax-whitespace): Mention the key binding
in the doc string (bug#31790).

diff --git a/lisp/isearch.el b/lisp/isearch.el
index 922ab0f6ad4ce81261edaf37f59a7c3db7e1441e..1c776a06e136a8684f4bdfa36377dfbc96d13682 100644 (file)
--- a/lisp/isearch.el
+++ b/lisp/isearch.el
@@ -869,7 +869,8 @@ When you enter a space or spaces in ordinary incremental search, it
 will match any sequence matched by the regexp defined by the variable
 `search-whitespace-regexp'.  If the value is nil, each space you type
 matches literally, against one space.  You can toggle the value of this
-variable by the command `isearch-toggle-lax-whitespace'.")
+variable by the command `isearch-toggle-lax-whitespace', usually bound to
+`M-s SPC' during isearch.")
 
 (defvar isearch-regexp-lax-whitespace nil
   "If non-nil, a space will match a sequence of whitespace chars.
@@ -877,7 +878,8 @@ When you enter a space or spaces in regexp incremental search, it
 will match any sequence matched by the regexp defined by the variable
 `search-whitespace-regexp'.  If the value is nil, each space you type
 matches literally, against one space.  You can toggle the value of this
-variable by the command `isearch-toggle-lax-whitespace'.")
+variable by the command `isearch-toggle-lax-whitespace', usually bound to
+`M-s SPC' during isearch.")
 
 (defvar isearch-cmds nil
   "Stack of search status elements.