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Posted by Bob Stearns on 04/04/07 21:39
CoreyWhite wrote:
> I need to assign all characters the values 1-26, and add them up in
> the string, each time multiplying the next characters value by
> 10^string placement. It should look something like this:
>
> Lets try an example:
>
> C 3
> O 150
> R 1,800
> E 5,000
> Y 250,000
> ----------------
> 256,953
>
> The end result of the word Corey is the number 256,953.
>
> Can anyone get this working in php? It is some new code I want to run
> on my website http://www.ckoogle.com
>
$multiplier = 1;
$sum = 0;
for($i=0; $i<length($s); $i++) {
$c = substr($s, $i, 1);
$cv = strpos("ABCDEFGHIJKLMNOPQRSTUVWXY", $c);
$sum = $sum+$cv*$multiplier;
$multiplier *= 10;
}
N.B. This is untested code. The resulting numbers will not be unique;
consider the string "AN" (25) and "BE" (25).
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