Provide a list of elements valid for field HTML.
This function can be overridden by fields that want more or fewer elements available, though this seems like it would be an incredibly rare occurence.
public function getElements() {
static $elements = NULL;
if (!isset($elements)) {
// @todo Add possible html5 elements.
$elements = array(
'' => t(' - Use default -'),
'0' => t('- None -'),
);
$elements += config('views.settings')
->get('field_rewrite_elements');
}
return $elements;
}