Allowed to return null for query_builder

JonEastman · JonEastman · commit a0e3eec083d4 · 2016-05-21T09:21:12.000-05:00
| Q | A | ------------- | --- | Doc fix? | yes | New docs? | no | Applies to | 2.8 | Fixed tickets | symfony#5934
diff --git a/reference/forms/types/entity.rst b/reference/forms/types/entity.rst
@@ -202,9 +202,9 @@ query_builder
 Allows you to create a custom query for your choices. See
 :ref:`ref-form-entity-query-builder` for an example.
 
-The value of this option can either be a ``QueryBuilder`` object or a Closure.
+The value of this option can either be a ``QueryBuilder`` object, a Closure or null.
 When using a Closure, you will be passed the ``EntityRepository`` of the entity
-as the only argument and should return a ``QueryBuilder``.
+as the only argument and should return a ``QueryBuilder``.  If you'd like to display a list of empty entries, you can return null in the query_builder closure.
 
 Overridden Options
 ------------------
