3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $a1 = array(1,2,3,4,5); $a2 = array(10,20,30,40,50); foreach($a1 as &$value){ // nop } foreach($a2 as $value){ // nop } var_export($a1); var_export($a2);
based on 4rFAX
Output for 5.0.0 - 7.2.0
array ( 0 => 1, 1 => 2, 2 => 3, 3 => 4, 4 => 50, )array ( 0 => 10, 1 => 20, 2 => 30, 3 => 40, 4 => 50, )
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected '&', expecting T_VARIABLE or '$' in /in/tuvpk on line 6
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 '$' in /in/tuvpk on line 6
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_VARIABLE' or `'$'' in /in/tuvpk on line 6
Process exited with code 255.