�Rasmus Lerdorf� sagte am 2002-03-18 um 07:12:21 -0800 :
> $new = preg_replace('/[^a-z]/i','',$old);
>
> Note that this will also get rid of the - in this case since you
> specifically asked for something that got rid of everything not a-z
Yes. And to not get rid of the -, you need to specify it as the 1st
charcter, or in your case, as the 2nd:
$new = preg_replace('/[^-a-z]/i','',$old);
How do you allow [ and ]?
$new = preg_replace('/[^[]-a-z]/i','',$old);
Alexander Skwar
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