3v4l.org

run code in 300+ PHP versions simultaneously
<?php $data = 'My data'; $menugen = fn() => "[$data]"; echo $menugen();
Output for 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.25, 8.4.1 - 8.4.12
[My data]
Output for 7.3.33
Parse error: syntax error, unexpected '=>' (T_DOUBLE_ARROW) in /in/A5T27 on line 4
Process exited with code 255.
preferences:
61.59 ms | 406 KiB | 5 Q