3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $strselvaluelist = '4'; $i=0; if(!empty($strselvaluelist)){ echo 0; while($i < strlen($strselvaluelist)){ if($strselvaluelist[$i] == 4){ echo 1; $strselvaluelist.='|17'; } $i++; } } var_dump($strselvaluelist);
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
01string(4) "4|17"