3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $array = array(1, 2, 3, 4, 5); foreach ($array as $key => &$item) { echo "$item\n"; $item = 1; echo $array[$key]; echo "\n"; reset($array); }
Output for 5.2.2 - 7.1.0
1 1 2 1 3 1 4 1 5 1
Output for 5.0.0 - 5.2.1
1 1 2 2 3 3 4 4 5 5
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected '&', expecting T_VARIABLE or '$' in /in/tSmOS on line 4
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 '$' in /in/tSmOS on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_VARIABLE' or `'$'' in /in/tSmOS on line 4
Process exited with code 255.