3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php function foo(array $bar = array()) { var_dump($bar); } foo(null);
Output for 7.0.0 - 7.2.8
Fatal error: Uncaught TypeError: Argument 1 passed to foo() must be of the type array, null given, called in /in/ARSHe on line 7 and defined in /in/ARSHe:3 Stack trace: #0 /in/ARSHe(7): foo(NULL) #1 {main} thrown in /in/ARSHe on line 3
Process exited with code 255.
Output for hhvm-3.22.0
Fatal error: Uncaught TypeError: Argument 1 passed to foo() must be an instance of array, null given in /in/ARSHe:-1 Stack trace: #0 /in/ARSHe(-1): foo() #1 {main}
Process exited with code 255.
Output for hhvm-3.11.1 - 3.21.3
Fatal error: Uncaught TypeError: Argument 1 passed to foo() must be an instance of array, null given in /in/ARSHe:5 Stack trace: #0 /in/ARSHe(7): foo() #1 {main}
Process exited with code 255.
Output for hhvm-3.10.1
Catchable fatal error: Argument 1 passed to foo() must be an instance of array, null given in /in/ARSHe on line 5
Process exited with code 255.
Output for 5.4.11 - 5.6.30
Catchable fatal error: Argument 1 passed to foo() must be of the type array, null given, called in /in/ARSHe on line 7 and defined in /in/ARSHe on line 3
Process exited with code 255.
Output for 5.3.21 - 5.3.29
Catchable fatal error: Argument 1 passed to foo() must be an array, null given, called in /in/ARSHe on line 7 and defined in /in/ARSHe on line 3
Process exited with code 255.