3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $a = ['a' => 12, 'b' => 22, 'c' => 32]; foreach ($a as $key => &$value) { unser($value); } print_r($a);
Output for 7.0.0 - 7.2.0
Fatal error: Uncaught Error: Call to undefined function unser() in /in/qGOKT:6 Stack trace: #0 {main} thrown in /in/qGOKT on line 6
Process exited with code 255.
Output for 5.4.10 - 5.6.28
Fatal error: Call to undefined function unser() in /in/qGOKT on line 6
Process exited with code 255.
Output for 5.3.20 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/qGOKT on line 3
Process exited with code 255.