3v4l.org

run code in 300+ PHP versions simultaneously
<?php // Source: https://bugs.php.net/bug.php?id=61011 echo array_rand(range('a', 'z'))[0];
Output for 7.4.0
Notice: Trying to access array offset on value of type int in /in/cdS36 on line 4
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.25, 7.3.0 - 7.3.12
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
Parse error: syntax error, unexpected '[', expecting ',' or ';' in /in/cdS36 on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[', expecting ',' or ';' in /in/cdS36 on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `','' or `';'' in /in/cdS36 on line 4
Process exited with code 255.

preferences:
162.94 ms | 401 KiB | 264 Q