Posted by Jeff North on 04/22/07 03:55

On Sun, 22 Apr 2007 12:20:33 +1000, in alt.php "Vince Morgan"
<vinhar@REMOVEoptusnet.com.au>
<462ac620$0$5746$afc38c87@news.optusnet.com.au> wrote:

>|
>| "Henk Oegema" <henk@oegema.com> wrote in message
>| news:9DvWh.133204$8X3.991299@phobos.telenet-ops.be...
>| > Vince Morgan wrote:
>|
>| Jeff had the sense to consider there may be non numeric chars in the string
>| Henk.

Not really :-)
I was trying to keep the code in a similar format to the OP :-)

>| for($i=0; $i<strlen($string); $i++)
>| {
>| if(is_numeric($string[$i]))
>| {
>| if($string[$i] < "5")
>| {
>| $string[$i] = $string[$i] + 5;
>| }else
>| {
>| $string[$i] = $string[$i] - 5;
>| }
>| }
>| }
>|
>| The above would work fine in that case, because it takes non numeric chars
>| that into consideration.
>| However, I think Jeff's solution is a lot more intiutive actualy as it's
>| purpose is more obvious.
>| Good to see you got it working Henk.
>| Vince
>|
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