3v4l.org

run code in 300+ PHP versions simultaneously
<?php function fn(callable $cb) { echo $cb(); } class Pippo { public function yah() { return "hello world"; } } $cb = [new Pippo(), ['yah']]; fn($cb);
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.19, 8.3.0 - 8.3.7
Parse error: syntax error, unexpected token "fn", expecting "(" in /in/5eibR on line 3
Process exited with code 255.
Output for 7.4.0 - 7.4.33
Parse error: syntax error, unexpected 'fn' (T_FN), expecting '(' in /in/5eibR on line 3
Process exited with code 255.
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33
Fatal error: Uncaught TypeError: Argument 1 passed to fn() must be callable, array given, called in /in/5eibR on line 16 and defined in /in/5eibR:3 Stack trace: #0 /in/5eibR(16): fn(Array) #1 {main} thrown in /in/5eibR on line 3
Process exited with code 255.
Output for 5.4.9 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.21
Catchable fatal error: Argument 1 passed to fn() must be callable, array given, called in /in/5eibR on line 16 and defined in /in/5eibR on line 3
Process exited with code 255.
preferences:
202 ms | 402 KiB | 264 Q