3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $items = array( 'a' => 10, 'b' => 20, 'c' => 30, ); foreach ($items as &$item) { $item += 2; } print_r($items);
Output for 5.0.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Array ( [a] => 12 [b] => 22 [c] => 32 )
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected '&', expecting T_VARIABLE or '$' in /in/Hb9Nb on line 8
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Parse error: parse error, unexpected '&', expecting T_VARIABLE or '$' in /in/Hb9Nb on line 8
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_VARIABLE' or `'$'' in /in/Hb9Nb on line 8
Process exited with code 255.