3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $a = array(); $b = array(); $c = 1; $a[$c++]=$b[$c++];
based on pdjnl
Output for 5.3.0 - 5.6.28, 7.0.0 - 7.1.0
Notice: Undefined offset: 2 in /in/475DY on line 3
Output for hhvm-3.12.0
Notice: Undefined index: 2 in /in/475DY on line 3
Output for hhvm-3.10.0

Process exited with code 153.
Output for 4.3.0 - 5.2.17
Notice: Undefined offset: 2 in /in/475DY on line 3