3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(unserialize('O:11:"ArrayObject":0:{}'));
Output for 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
Fatal error: Uncaught UnexpectedValueException: Incomplete or ill-typed serialization data in /in/ZVF4X:2 Stack trace: #0 [internal function]: ArrayObject->__unserialize(Array) #1 /in/ZVF4X(2): unserialize('O:11:"ArrayObje...') #2 {main} thrown in /in/ZVF4X on line 2
Process exited with code 255.
Output for 7.3.32 - 7.3.33
Warning: Erroneous data format for unserializing 'ArrayObject' in /in/ZVF4X on line 2 bool(false)
Output for 5.4.29, 5.5.13, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31
Warning: Erroneous data format for unserializing 'ArrayObject' in /in/ZVF4X on line 2 Notice: unserialize(): Error at offset 22 of 23 bytes in /in/ZVF4X on line 2 bool(false)
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.28, 5.4.30 - 5.4.45, 5.5.0 - 5.5.12, 5.5.14 - 5.5.38
object(ArrayObject)#1 (1) { ["storage":"ArrayObject":private]=> array(0) { } }
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
object(ArrayObject)#1 (0) { }
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9
object(__PHP_Incomplete_Class)(1) { ["__PHP_Incomplete_Class_Name"]=> string(11) "arrayobject" }

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283.47 ms | 401 KiB | 456 Q