3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $A = array(); $A[0] = 5; $b = &$A[0]; echo $b . "\n"; $C = $A; $C[0] = 10; echo $A[0];
Output for 4.3.0 - 7.1.0
5 10