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<?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; ?>
Output for git.master, git.master_jit, rfc.property-hooks
b

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