This ought to work: <?php $string = 'ABCDEFGHIJ'; $chars = preg_split('//', $string, -1, PREG_SPLIT_NO_EMPTY); for ($i = 0; $i < count($chars); $i++) { $chars[$i] = ord($chars[$i]); //$chars[$i] = ord($chars[$i]) + 10; } $string = implode('', $chars); ?> On Sun, 2004-11-14 at 22:32, Alp wrote: > Hi, > > My question could have quite stright forward answer or the question itself > might be silly but being a newbie, I'll ask it anyway. > First I am trying to convert each character in a string into their > respective ASCII codes and then keep these again in a string. Such as: > string : ABCDEFGHIJ, expect to see in the result : 65666768697071727374 > Then I would like to further manipulate this result with some math, say add > 10 to each pair (the ascii code) so the new result becomes: > 75767778798081828384 > For my first attempt I tried: > $x=1 > while ($x<=strlen($string)) { > $holder = ord(substr($string, $x, 1)); > $result = $result . $holder; > } > and failed since it takes ages to process and does not really return a > proper value/result but repetitive number such as 11111.......... > I have also tried a 'for' example I found which failed as well. > I truely hope an expert here could show me some light and point me in the > right direction. > I have 2 sets installed on my PC as PHPDEV423 and XAMPP 1.4.9 (set to use > php4) and it fails in both. > > Thanks in advance, > > Alp > P.S.: I hope I have posted this in the correct NG -- Regards, Matthew Fonda -- PHP General Mailing List (http://www.php.net/) To unsubscribe, visit: http://www.php.net/unsub.php