3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = null; var_dump($a[0]); [$b] = $a; var_dump($b);
Output for 8.3.0 - 8.3.4, 8.3.6 - 8.3.7
Warning: Trying to access array offset on null in /in/1etYh on line 4 NULL NULL
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 Warning: Trying to access array offset on null in /in/1etYh on line 4 NULL NULL
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.19
Warning: Trying to access array offset on value of type null in /in/1etYh on line 4 NULL NULL
Output for 7.4.0 - 7.4.25, 7.4.27 - 7.4.33
Notice: Trying to access array offset on value of type null in /in/1etYh on line 4 NULL NULL
Output for 7.3.0 - 7.3.33, 7.4.26
NULL NULL
preferences:
121.8 ms | 401 KiB | 154 Q