3v4l.org

run code in 300+ PHP versions simultaneously
<?php $extended = fn($c) => $callable($factory($c), $c);
Output for 7.4.3 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.31, 8.2.0 - 8.2.27, 8.3.0 - 8.3.15, 8.4.1 - 8.4.2
Output for 7.0.0 - 7.0.15, 7.1.0 - 7.1.1, 7.2.29 - 7.2.33, 7.3.16 - 7.3.33
Parse error: syntax error, unexpected '=>' (T_DOUBLE_ARROW) in /in/n9gmq on line 3
Process exited with code 255.
preferences:
45.63 ms | 407 KiB | 5 Q