Gets a rendered field.
int $index: The index count of the row.
string $field: The ID of the field.
string|null The output of the field, or NULL if it was empty.
public function getField($index, $field) {
if (!isset($this->rendered_fields)) {
$this
->renderFields($this->view->result);
}
if (isset($this->rendered_fields[$index][$field])) {
return $this->rendered_fields[$index][$field];
}
}