Fix stoppable events in tests and docs.

1 files changed, 6 insertions, 4 deletions

diff --git a/guides/source/working_with_javascript_in_rails.md b/guides/source/working_with_javascript_in_rails.md
index b9ea4ad47a..a922bdc16b 100644
--- a/guides/source/working_with_javascript_in_rails.md
+++ b/guides/source/working_with_javascript_in_rails.md
@@ -382,10 +382,9 @@ have been bundled into `event.detail`. For information about the previously used
 `jquery-ujs` in Rails 5 and earlier, read the [`jquery-ujs` wiki](https://github.com/rails/jquery-ujs/wiki/ajax).
 
 ### Stoppable events
-
-If you stop `ajax:before` or `ajax:beforeSend` by returning false from the
-handler method, the Ajax request will never take place. The `ajax:before` event
-can manipulate form data before serialization and the
+You can stop execution of the Ajax request by running `event.preventDefault()`
+from the handlers methods `ajax:before` or `ajax:beforeSend`.
+The `ajax:before` event can manipulate form data before serialization and the
 `ajax:beforeSend` event is useful for adding custom request headers.
 
 If you stop the `ajax:aborted:file` event, the default behavior of allowing the
@@ -393,6 +392,9 @@ browser to submit the form via normal means (i.e. non-Ajax submission) will be
 canceled and the form will not be submitted at all. This is useful for
 implementing your own Ajax file upload workaround.
 
+Note, you should use `return false` to prevent event for `jquery-ujs` and
+`e.preventDefault()` for `rails-ujs`
+
 Server-Side Concerns
 --------------------