Documented that results will be null if no results are returned in ElggBatch.

diff --git a/engine/classes/ElggBatch.php b/engine/classes/ElggBatch.php
index 0cb13eb32f04a0676f84b29a91247298c6fd066f..c1a77a0d9ec343e381ed51e1561bac5502abb80f 100644 (file)
--- a/engine/classes/ElggBatch.php
+++ b/engine/classes/ElggBatch.php
@@ -16,7 +16,7 @@
  *
  * Results from the callback are stored in callbackResult. If the callback
  * returns only booleans, callbackResults will be the combined result of
- * all calls.
+ * all calls. If no entities are processed, callbackResults will be null.
  *
  * If the callback returns anything else, callbackresult will be an indexed
  * array of whatever the callback returns.  If returning error handling