Ticket #22491: 22491.3.diff

wp-admin/edit-form-advanced.php

@@ -423 +423 @@
 <script type="text/javascript">
 (function($){
         function getFieldsContent() {
-                return ($('#title').val() || '') + ($('#attachment_caption').val() || '') +
-                ($('#attachment_alt').val() || '') + ($('#attachment_content').val() || '') + ($('#post_name').val() || '');
+                return $('#title, #attachment_caption, #attachment_alt, #attachment_content, #post_name').map( function() {
+                        return $(this).val();
+                }).get().join(',');
         }
 
         var initial = getFieldsContent();