3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $arr = array( 'a' => array('value' => 2), 'b' => array('value' => 4), 'c' => array('value' => 6) ); print_r($arr); foreach ($arr as &$a) { $a['value'] /= 2; } foreach ($arr as $a) { print_r($a); }
Output for 5.0.0 - 7.1.0
Array ( [a] => Array ( [value] => 2 ) [b] => Array ( [value] => 4 ) [c] => Array ( [value] => 6 ) ) Array ( [value] => 1 ) Array ( [value] => 2 ) Array ( [value] => 2 )
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected '&', expecting T_VARIABLE or '$' in /in/Sn1M5 on line 11
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Parse error: parse error, unexpected '&', expecting T_VARIABLE or '$' in /in/Sn1M5 on line 11
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_VARIABLE' or `'$'' in /in/Sn1M5 on line 11
Process exited with code 255.