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run code in 300+ PHP versions simultaneously
<?php $foo = array(); $foo[PHP_INT_MAX] = 'hello'; $foo[PHP_INT_MAX + 1] = 'world'; var_dump($foo);
Output for 8.1.0 - 8.1.27, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
Deprecated: Implicit conversion from float 9.223372036854776E+18 to int loses precision in /in/UMpt4 on line 6 array(2) { [9223372036854775807]=> string(5) "hello" [-9223372036854775808]=> string(5) "world" }
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 Deprecated: Implicit conversion from float 9.223372036854776E+18 to int loses precision in /in/UMpt4 on line 6 array(2) { [9223372036854775807]=> string(5) "hello" [-9223372036854775808]=> string(5) "world" }
Output for 4.4.0 - 4.4.9, 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, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28, 7.0.0 - 7.0.20, 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
array(2) { [9223372036854775807]=> string(5) "hello" [-9223372036854775808]=> string(5) "world" }
Output for 4.3.0 - 4.3.11, 5.0.0 - 5.0.4
Notice: Use of undefined constant PHP_INT_MAX - assumed 'PHP_INT_MAX' in /in/UMpt4 on line 5 Notice: Use of undefined constant PHP_INT_MAX - assumed 'PHP_INT_MAX' in /in/UMpt4 on line 6 array(2) { ["PHP_INT_MAX"]=> string(5) "hello" [1]=> string(5) "world" }

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