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run code in 300+ PHP versions simultaneously
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Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.32, 8.2.0 - 8.2.28, 8.3.0 - 8.3.19, 8.4.1 - 8.4.5
Fatal error: Method Test::__unserialize() must take exactly 1 argument in /in/AbQ2s on line 32
Process exited with code 255.
Output for 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
object(Test)#3 (2) { ["prop"]=> string(4) "prop" ["selfref"]=> *RECURSION* } bool(true) object(Test2)#6 (2) { ["prop"]=> string(4) "prop" ["selfref"]=> *RECURSION* } bool(true)

preferences:
166.51 ms | 412 KiB | 5 Q