CallbackFilterIterator::__construct() expects exactly 2 parameters, 0 given
Argument 1 passed to CallbackFilterIterator::__construct() must implement interface Iterator, null given
CallbackFilterIterator::__construct() expects exactly 2 parameters, 1 given
-CallbackFilterIterator::__construct() expects parameter 2 to be a valid callback, no array or string given
+CallbackFilterIterator::__construct() expects parameter 2 to be a valid callback, no array, string, closure or functor given
CallbackFilterIterator::__construct() expects parameter 2 to be a valid callback, array must have exactly two members
some message
- Arg 1 wrong type
-Warning: ob_start(): no array or string given in %s on line 20
+Warning: ob_start(): no array, string, closure or functor given in %s on line 20
Notice: ob_start(): failed to create buffer in %s on line 20
bool(false)