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run code in 300+ PHP versions simultaneously
<?php $data = 'GET|/service/game_world_stats|{"action":"getPlayerCounts","timestamp":"1407262832"}|'; var_dump(hash_hmac('sha512', $data, ''));
Output for 5.1.2 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.7, 7.2.29 - 7.2.33, 7.3.12 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
string(128) "6333c973ae16b2311b7f06edf838705cff2e1336750f69b528f8b80c4606675213ab06b5e7f6be92d2424782ce9c4dd9eb7b0e13cc2573c976dd18fdc458b350"
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.1
Fatal error: Call to undefined function hash_hmac() in /in/p8SIO on line 4
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: hash_hmac() in /in/p8SIO on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.4
Fatal error: Call to undefined function: hash_hmac() in /in/p8SIO on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: hash_hmac() in /in/p8SIO on line 4

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