3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php function countArrays(callable $callable = null, array ...$arrs) { echo count($arrs); } countArrays([], [], []); countArrays();
based on OqOoN
Output for 7.1.0 - 7.2.0
Fatal error: Uncaught TypeError: Argument 1 passed to countArrays() must be callable or null, array given, called in /in/kQp9L on line 7 and defined in /in/kQp9L:3 Stack trace: #0 /in/kQp9L(7): countArrays(Array, Array, Array) #1 {main} thrown in /in/kQp9L on line 3
Process exited with code 255.
Output for 7.0.0 - 7.0.20
Fatal error: Uncaught TypeError: Argument 1 passed to countArrays() must be callable, array given, called in /in/kQp9L on line 7 and defined in /in/kQp9L:3 Stack trace: #0 /in/kQp9L(7): countArrays(Array, Array, Array) #1 {main} thrown in /in/kQp9L on line 3
Process exited with code 255.
Output for 5.6.8 - 5.6.28
Catchable fatal error: Argument 1 passed to countArrays() must be callable, array given, called in /in/kQp9L on line 7 and defined in /in/kQp9L on line 3
Process exited with code 255.
Output for 5.4.1 - 5.5.35
Parse error: syntax error, unexpected '.', expecting '&' or variable (T_VARIABLE) in /in/kQp9L on line 3
Process exited with code 255.
Output for 5.3.18 - 5.3.29
Parse error: syntax error, unexpected '.', expecting '&' or T_VARIABLE in /in/kQp9L on line 3
Process exited with code 255.