<?php $alpha = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"; $offset = 1; $limit = 6; $start = max(0, $offset-$limit); $end = min(strlen($alpha)-1, $offset+$limit); Echo substr($alpha, $start, $end-$start+1); /* To output them one by one as in an array you can use this: $result = substr($alpha, $start, $end-$start+1); For($i=0; $i<strlen($result); $i++){ Echo $result[$i] . "\n"; } Or you can explode("", $result); to make it a true array */
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