3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $a = 5; $b = &$a; $c = ++$a; //$d = $b++; echo $c.$d.$b;
Output for 5.0.4 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Notice: Undefined variable: d in /in/Odoh6 on line 6 66
Output for 4.3.0 - 5.0.3
Notice: Undefined variable: d in /in/Odoh6 on line 6 66