diff options
Diffstat (limited to 'lib/classes/SimpleCollection.php')
| -rw-r--r-- | lib/classes/SimpleCollection.php | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/lib/classes/SimpleCollection.php b/lib/classes/SimpleCollection.php index d44c042..a993a7c 100644 --- a/lib/classes/SimpleCollection.php +++ b/lib/classes/SimpleCollection.php @@ -444,7 +444,7 @@ class SimpleCollection extends StudipArrayObject * @param ?integer $limit limit number of found records * @return SimpleCollection<T> containing filtered elements */ - public function filter(callable $func = null, $limit = null) + public function filter(?callable $func = null, $limit = null) { $results = []; $found = 0; @@ -529,7 +529,7 @@ class SimpleCollection extends StudipArrayObject * @param ?callable $group_func closure to aggregate grouped entries * @return array assoc array */ - public function toGroupedArray($group_by = 'id', $only_these_fields = null, callable $group_func = null) + public function toGroupedArray($group_by = 'id', $only_these_fields = null, ?callable $group_func = null) { $result = []; if (is_string($only_these_fields)) { |