3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php namespace Test\Cases; function exec(callable $call) {} exec(function() {return true;});
Output for 5.4.0 - 5.6.28, hhvm-3.10.0 - 3.13.2, 7.0.0 - 7.1.0
Output for 5.3.0 - 5.3.29
Catchable fatal error: Argument 1 passed to Test\Cases\exec() must be an instance of Test\Cases\callable, instance of Closure given, called in /in/pvh0H on line 6 and defined in /in/pvh0H on line 4
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_STRING in /in/pvh0H on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_STRING in /in/pvh0H on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/pvh0H on line 2
Process exited with code 255.