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run code in 300+ PHP versions simultaneously
<?php function foo($x) { return ($x >= 1) && ($x <= 1) && ($x !== 1); } echo foo(a1) ? 'true' : 'false';
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 Error: Undefined constant "a1" in /in/Fgtis:8 Stack trace: #0 {main} thrown in /in/Fgtis on line 8
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 Error: Undefined constant "a1" in /in/Fgtis:8 Stack trace: #0 {main} thrown in /in/Fgtis on line 8
Process exited with code 255.
Output for 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
Warning: Use of undefined constant a1 - assumed 'a1' (this will throw an Error in a future version of PHP) in /in/Fgtis on line 8 false
Output for 7.0.0 - 7.0.31, 7.1.0 - 7.1.33
Notice: Use of undefined constant a1 - assumed 'a1' in /in/Fgtis on line 8 false

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