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run code in 300+ PHP versions simultaneously
<?php $array = [1, 2, 3, 4, 5]; foreach ($array as &$v1) { foreach ($array as &$v2) { if ($v1 == 1 && $v2 == 1) { unset($array[1]); } echo "($v1, $v2)\n"; } }
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
(1, 1) (1, 3) (1, 4) (1, 5) (3, 1) (3, 3) (3, 4) (3, 5) (4, 1) (4, 3) (4, 4) (4, 5) (5, 1) (5, 3) (5, 4) (5, 5)
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 (1, 1) (1, 3) (1, 4) (1, 5) (3, 1) (3, 3) (3, 4) (3, 5) (4, 1) (4, 3) (4, 4) (4, 5) (5, 1) (5, 3) (5, 4) (5, 5)
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.40
(1, 1) (1, 3) (1, 4) (1, 5)
preferences:
229.91 ms | 401 KiB | 329 Q