3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $test = function() use ($test){ echo 'here'; return $test; }; echo $test;
Output for 7.1.0
Notice: Undefined variable: test in /in/PeEC7 on line 2 Recoverable fatal error: Object of class Closure could not be converted to string in /in/PeEC7 on line 8
Process exited with code 255.
Output for 5.3.0 - 5.6.28, 7.0.0 - 7.0.14
Notice: Undefined variable: test in /in/PeEC7 on line 2 Catchable fatal error: Object of class Closure could not be converted to string in /in/PeEC7 on line 8
Process exited with code 255.
Output for hhvm-3.12.0
Notice: Undefined variable: test in /in/PeEC7 on line 6 Fatal error: Uncaught Error: Object of class Closure$;1909353139$475d609cd01c57b1d28ae8b7f0e19466$ could not be converted to string in /in/PeEC7:8 Stack trace: #0 {main}
Process exited with code 255.
Output for hhvm-3.10.0
Notice: Undefined variable: test in /in/PeEC7 on line 6 Catchable fatal error: Object of class Closure$;1909353139$cfff9c4863f44ac46980fe2019c8453e$ could not be converted to string in /in/PeEC7 on line 8
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_FUNCTION in /in/PeEC7 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_FUNCTION in /in/PeEC7 on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/PeEC7 on line 2
Process exited with code 255.