3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php ini_set('hhvm.enable_zend_sorting', 0); define("t0",0); define("t1",1); $a=array(); for ($n=0;$n<100000;$n++){ $a[]=array(0=>0,1=>1); } foreach ($a as $a2){ $test=$a2[0].$a2[1]; }
based on a1bGP
Output for 4.3.0 - 7.2.0