(@code{delete-backward-char}), @key{delete}
(@code{delete-forward-char}), and @kbd{C-d} (@code{delete-char}).
@xref{Erasing}. With a numeric argument, they delete the specified
-number of characters. If the numeric argument is omitted or one, they
-delete all the text in the region if it is active (@pxref{Using
-Region}).
+number of characters. If the numeric argument is omitted or one,
+@key{DEL} and @key{delete} delete all the text in the region if it is
+active (@pxref{Using Region}).
@kindex M-\
@findex delete-horizontal-space