- * @param string|array $policy string such as "noindex,nofollow" or an array in this
- * format:
- * array(
- * 'index' => 'noindex' // or 'index'
- * 'follow' => 'nofollow' // or 'follow'
- * )
+ * @param string $policy the literal string to output as the contents of
+ * the meta tag. Will be parsed according to the spec and output in
+ * standardized form.