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run code in 300+ PHP versions simultaneously
<?php var_dump(unserialize('O:8:"stdClass":-1:{s:1:"1";i:2;}'));
Output for 8.3.0 - 8.3.6
Warning: unserialize(): Error at offset 17 of 32 bytes in /in/rpDEZ on line 3 bool(false)
Output for 7.4.0 - 7.4.25, 7.4.27 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18
Notice: unserialize(): Error at offset 17 of 32 bytes in /in/rpDEZ on line 3 bool(false)
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 7.3.32 - 7.3.33, 7.4.26
bool(false)
Output for 7.0.20, 7.1.5 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31
Notice: unserialize(): Error at offset 19 of 32 bytes in /in/rpDEZ on line 3 bool(false)
Output for 7.0.0 - 7.0.14, 7.1.0
Fatal error: Possible integer overflow in memory allocation (4294967295 * 32 + 32) in /in/rpDEZ on line 3
Process exited with code 255.
Output for 5.5.0 - 5.5.35, 5.6.0 - 5.6.28
Notice: unserialize(): Error at offset 20 of 32 bytes in /in/rpDEZ on line 3 bool(false)

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270.03 ms | 402 KiB | 360 Q