3v4l.org

run code in 500+ PHP versions simultaneously
<?php // https://github.com/phpstan/phpstan-src/pull/5594#discussion_r3193220402 var_dump(@sscanf('', '%a'));
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
Fatal error: Uncaught ValueError: Bad scan conversion character "a" in /in/WR85Q:3 Stack trace: #0 /in/WR85Q(3): sscanf('', '%a') #1 {main} thrown in /in/WR85Q on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 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, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
NULL

preferences:
60.79 ms | 2690 KiB | 4 Q