3v4l.org

run code in 300+ PHP versions simultaneously
<?php $foo = "New"; $closure = (function($bar) use ($foo) { echo "$foo $bar"; })("York");
Output for 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, 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
New York
Output for 5.6.0 - 5.6.40
Parse error: syntax error, unexpected '(' in /in/VqOFK on line 6
Process exited with code 255.
preferences:
71.46 ms | 406 KiB | 5 Q