3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $d = 'A8'; for ($n=0; $n<6; $n++) { echo ++$d . "\n"; } $d = 'A08'; for ($n=0; $n<6; $n++) { echo ++$d . "\n"; }
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
A9 B0 B1 B2 B3 B4 A09 A10 A11 A12 A13 A14