3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $str = "abcdefg"; function strrevv($str) { $len=strlen($str); $newstr = ''; for($i=$len-1;$i>=0;$i--) { $newstr .= $str{$i}; } return $newstr; } $showstr = strrevv($str); echo $showstr."<br/>";
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
gfedcba<br/>