3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php echo substr($d, -9,3) . "." . substr($d, -6, 3) . "." . substr($d, -3, 3);
Output for 5.0.4 - 7.2.0
Notice: Undefined variable: d in /in/bdvDt on line 2 Notice: Undefined variable: d in /in/bdvDt on line 2 Notice: Undefined variable: d in /in/bdvDt on line 2 ..
Output for 4.3.0 - 5.0.3
Notice: Undefined variable: d in /in/bdvDt on line 2 Notice: Undefined variable: d in /in/bdvDt on line 2 Notice: Undefined variable: d in /in/bdvDt on line 2 ..