* Whether the plugin handles multiples itself.
*
* Typically these plugins will expect an array as input and iterate over it
- * themselves, changing the whole array. For example the 'iterator' and the
+ * themselves, changing the whole array. For example the 'sub_process' and the
* 'flatten' plugins. If the plugin only need to change a single value it
* can skip setting this attribute and let
* \Drupal\migrate\MigrateExecutable::processRow() handle the iteration.