diff options
Diffstat (limited to 'includes')
| -rw-r--r-- | includes/common.inc | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/includes/common.inc b/includes/common.inc index d2a36be2b..262e1c57b 100644 --- a/includes/common.inc +++ b/includes/common.inc @@ -5795,23 +5795,23 @@ function drupal_render_page($page) { * array to be rendered independently and prevents them from being rendered * more than once on subsequent calls to drupal_render() (e.g., as part of a * larger array). If the same array or array element is passed more than once - * to drupal_render(), it simply returns a NULL value. + * to drupal_render(), it simply returns an empty string. * - * @param $elements + * @param array $elements * The structured array describing the data to be rendered. * - * @return + * @return string * The rendered HTML. */ function drupal_render(&$elements) { // Early-return nothing if user does not have access. if (empty($elements) || (isset($elements['#access']) && !$elements['#access'])) { - return; + return ''; } // Do not print elements twice. if (!empty($elements['#printed'])) { - return; + return ''; } // Try to fetch the element's markup from cache and return. @@ -5847,7 +5847,7 @@ function drupal_render(&$elements) { // Allow #pre_render to abort rendering. if (!empty($elements['#printed'])) { - return; + return ''; } // Get the children of the element, sorted by weight. |