*
* @staticvar array $fields
*
- * @param array $post Optional. A post array to be processed for insertion as a post revision.
- * @param bool $autosave Optional. Is the revision an autosave?
+ * @param array|null $post Optional. A post array to be processed for insertion as a post revision. Default null.
+ * @param bool $autosave Optional. Is the revision an autosave? Default false.
* @return array Post array ready to be inserted as a post revision or array of fields that can be versioned.
*/
function _wp_post_revision_fields( $post = null, $autosave = false ) {
$fields = array_keys( _wp_post_revision_fields() );
$update = array();
- foreach( array_intersect( array_keys( $revision ), $fields ) as $field ) {
+ foreach ( array_intersect( array_keys( $revision ), $fields ) as $field ) {
$update[$field] = $revision[$field];
}
* @since 3.6.0
* @access private
*
- * @global wpdb $wpdb
+ * @global wpdb $wpdb WordPress database abstraction object.
*
* @param WP_Post $post Post object
* @param array $revisions Current revisions of the post