3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php function g($txt = '') { $goal = 'g'; $gg = function($str = '') use ($goal, $gg) { if ($str) { return $goal . $str; } $goal .= 'o'; return $gg; }; return $gg($txt); } echo (g())('al');
Output for 7.0.0 - 7.1.0
Notice: Undefined variable: gg in /in/RlY5i on line 5 Fatal error: Uncaught Error: Function name must be a string in /in/RlY5i:16 Stack trace: #0 {main} thrown in /in/RlY5i on line 16
Process exited with code 255.
Output for hhvm-3.10.0 - 3.12.0
Notice: Undefined variable: gg in /in/RlY5i on line 11 Fatal error: Function name must be a string in /in/RlY5i on line 16
Process exited with code 255.
Output for 5.3.0 - 5.6.21
Parse error: syntax error, unexpected '(', expecting ',' or ';' in /in/RlY5i on line 16
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/RlY5i on line 5
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/RlY5i on line 5
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/RlY5i on line 5
Process exited with code 255.