3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php function foo(callable $foo) { $foo(); } foo(function () { echo 'bar'; });
Output for 5.4.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
bar
Output for 5.3.0 - 5.3.29
Catchable fatal error: Argument 1 passed to foo() must be an instance of callable, instance of Closure given, called in /in/Lpg80 on line 9 and defined in /in/Lpg80 on line 3
Process exited with code 255.
Output for 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION, expecting ')' in /in/Lpg80 on line 7
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_FUNCTION, expecting ')' in /in/Lpg80 on line 7
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting ')' in /in/Lpg80 on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Parse error: parse error, unexpected T_STRING, expecting ')' in /in/Lpg80 on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `')'' in /in/Lpg80 on line 3
Process exited with code 255.