3v4l.org

run code in 200+ PHP versions simultaneously
<?php function foo(object $bar = null) { } foo(new stdClass()); foo(null);
Output for 7.2.0 - 7.4.0
Output for 7.1.0 - 7.1.32
Fatal error: Uncaught TypeError: Argument 1 passed to foo() must be an instance of object or null, instance of stdClass given, called in /in/n5bJW on line 7 and defined in /in/n5bJW:3 Stack trace: #0 /in/n5bJW(7): foo(Object(stdClass)) #1 {main} thrown in /in/n5bJW on line 3
Process exited with code 255.
Output for 7.0.28 - 7.0.33
Fatal error: Uncaught TypeError: Argument 1 passed to foo() must be an instance of object, instance of stdClass given, called in /in/n5bJW on line 7 and defined in /in/n5bJW:3 Stack trace: #0 /in/n5bJW(7): foo(Object(stdClass)) #1 {main} thrown in /in/n5bJW on line 3
Process exited with code 255.
Output for 5.6.0 - 5.6.40
Catchable fatal error: Argument 1 passed to foo() must be an instance of object, instance of stdClass given, called in /in/n5bJW on line 7 and defined in /in/n5bJW on line 3
Process exited with code 255.