3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = 1; assert($a > 1);
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.19, 8.3.0 - 8.3.7
Fatal error: Uncaught AssertionError: assert($a > 1) in /in/TYL2u:3 Stack trace: #0 /in/TYL2u(3): assert(false, 'assert($a > 1)') #1 {main} thrown in /in/TYL2u on line 3
Process exited with code 255.
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33
Warning: assert(): assert($a > 1) failed in /in/TYL2u on line 3
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28
Warning: assert(): Assertion failed in /in/TYL2u on line 3

preferences:
173.02 ms | 402 KiB | 185 Q