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run code in 300+ PHP versions simultaneously
<?php var_dump(substr("foo", ""));
Output for 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
Fatal error: Uncaught TypeError: substr(): Argument #2 ($offset) must be of type int, string given in /in/WVfeg:3 Stack trace: #0 /in/WVfeg(3): substr('foo', '') #1 {main} thrown in /in/WVfeg on line 3
Process exited with code 255.
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 Fatal error: Uncaught TypeError: substr(): Argument #2 ($offset) must be of type int, string given in /in/WVfeg:3 Stack trace: #0 /in/WVfeg(3): substr('foo', '') #1 {main} thrown in /in/WVfeg on line 3
Process exited with code 255.
Output for 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
Warning: substr() expects parameter 2 to be int, string given in /in/WVfeg on line 3 NULL
Output for 7.2.0 - 7.2.33
Warning: substr() expects parameter 2 to be integer, string given in /in/WVfeg on line 3 NULL

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