<?php $cha = 'a'; $next_cha = ++$cha; //The following if condition prevent you to go beyond 'z' or 'Z' and will reset to 'a' or 'A'. if (strlen($next_cha) > 1) { $next_cha = $next_cha[0]; } echo $next_cha; ?>
You have javascript disabled. You will not be able to edit any code.