--TEST-- GH-10907 (Unable to serialize processed SplFixedArrays in PHP 8.2.4) --FILE-- my_dynamic_property = "my_dynamic_property_value"; $array[0] = "test value 1"; $array[1] = "test value 2"; var_dump(serialize($array)); var_dump(unserialize(serialize($array))); var_dump($array); ?> --EXPECT-- Test without rebuilding properties string(73) "O:13:"SplFixedArray":2:{i:0;s:12:"test value 1";i:1;s:12:"test value 2";}" object(SplFixedArray)#2 (2) { [0]=> string(12) "test value 1" [1]=> string(12) "test value 2" } object(SplFixedArray)#1 (2) { [0]=> string(12) "test value 1" [1]=> string(12) "test value 2" } ================= Test with rebuilding properties object(SplFixedArray)#2 (2) { [0]=> string(12) "test value 1" [1]=> string(12) "test value 2" } string(73) "O:13:"SplFixedArray":2:{i:0;s:12:"test value 1";i:1;s:12:"test value 2";}" object(SplFixedArray)#1 (2) { [0]=> string(12) "test value 1" [1]=> string(12) "test value 2" } object(SplFixedArray)#2 (2) { [0]=> string(12) "test value 1" [1]=> string(12) "test value 2" } ================= Test with partially rebuilding properties object(SplFixedArray)#1 (3) { [0]=> string(12) "test value 1" [1]=> NULL [2]=> NULL } string(79) "O:13:"SplFixedArray":3:{i:0;s:12:"test value 1";i:1;s:12:"test value 2";i:2;N;}" object(SplFixedArray)#2 (3) { [0]=> string(12) "test value 1" [1]=> string(12) "test value 2" [2]=> NULL } object(SplFixedArray)#1 (3) { [0]=> string(12) "test value 1" [1]=> string(12) "test value 2" [2]=> NULL } ================= Test with adding members string(180) "O:15:"MySplFixedArray":5:{i:0;s:12:"test value 1";i:1;s:12:"test value 2";i:2;N;s:9:"my_string";s:15:"my_string_value";s:19:"my_dynamic_property";s:25:"my_dynamic_property_value";}" object(MySplFixedArray)#1 (5) { [0]=> string(12) "test value 1" [1]=> string(12) "test value 2" [2]=> NULL ["my_string"]=> string(15) "my_string_value" ["my_dynamic_property"]=> string(25) "my_dynamic_property_value" } object(MySplFixedArray)#2 (5) { [0]=> string(12) "test value 1" [1]=> string(12) "test value 2" [2]=> NULL ["my_string"]=> string(15) "my_string_value" ["my_dynamic_property"]=> string(25) "my_dynamic_property_value" }