3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $ids = array('1234', '5678'); foreach ($ids as &$id) { $id = (int)$id; } echo print_r($ids)."\n"; foreach ($ids as $id) { echo "$id\n"; } echo print_r($ids);
Output for 5.0.0 - 5.6.28, hhvm-3.10.0 - 3.13.2, 7.0.0 - 7.1.0
Array ( [0] => 1234 [1] => 5678 ) 1 1234 1234 Array ( [0] => 1234 [1] => 1234 ) 1
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected '&', expecting T_VARIABLE or '$' in /in/H40NC on line 3
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 '$' in /in/H40NC on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_VARIABLE' or `'$'' in /in/H40NC on line 3
Process exited with code 255.