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run code in 200+ php & hhvm versions
Bugs & Features
<?php $a = array(1,2); $b = array(11,22); foreach ($a as &$r) { echo $r.'<br>'; } unset($r); foreach ($b as $r) { echo $r.'<br>'; } echo $a[1];
Output for 5.0.0 - 7.2.6
1<br>2<br>11<br>22<br>2
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected '&', expecting T_VARIABLE or '$' in /in/aUtA0 on line 5
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 '$' in /in/aUtA0 on line 5
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_VARIABLE' or `'$'' in /in/aUtA0 on line 5
Process exited with code 255.