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run code in 300+ PHP versions simultaneously
<?php $n = null; for ($us = 999000; $us <= 999999; $us++) { $v = (new DateTime("2017-01-01 00:00:00.{$us}"))->format("v"); if ($v != $n) { echo "{$us} -> {$v}\n"; $n = $v; } }
Output for 7.2.0 - 7.2.33, 7.3.16 - 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 - 8.3.4, 8.3.6
999000 -> 999
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 999000 -> 999
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20
999000 -> 999 999500 -> 1000
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.30
999000 -> v
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
Parse error: syntax error, unexpected T_OBJECT_OPERATOR in /in/NNDZV on line 5
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_OBJECT_OPERATOR in /in/NNDZV on line 5
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/NNDZV on line 5
Process exited with code 255.

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