3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = 'hola'; $f = function () use ($a) { return function ($p) { return $a.$p; }; }; $g = $f(); $g('chau');
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Warning: Undefined variable $a in /in/iQtVj on line 10
Output for 5.3.0 - 5.3.29, 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 - 7.1.10, 7.2.0 - 7.2.33, 7.3.12 - 7.3.31, 7.4.0 - 7.4.25, 7.4.27 - 7.4.33
Notice: Undefined variable: a in /in/iQtVj on line 10
Output for 7.3.32 - 7.3.33, 7.4.26
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION in /in/iQtVj on line 6
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 T_FUNCTION in /in/iQtVj on line 6
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/iQtVj on line 6
Process exited with code 255.
preferences:
228.86 ms | 401 KiB | 353 Q