Description: Theme -function to call for element. It +functions to call for element. They must render this element and all of its child elements.
-Values: The name of a theme function, without the initial 'theme_'.
+Values: An array with the names of theme functions, without the initial 'theme_'.
Usage example (node.module):
-<?php
$data['actions']['output'][] = array(
'#theme' => 'menu_local_action',
'#link' => $item,
);
?>
+<?php
$data['actions']['output'][] = array(
'#theme' => array('menu_local_action'),
'#link' => $item,
);
?>
+