3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $a = "2d9"; for($i = 0; $i < 50; $i++) { print "$a\n"; $a++; }
Output for 4.3.0 - 7.1.0
2d9 2e0 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50