preg_replace("/[^a-z0-9]/i", '', $str);
R.S. Herhuth wrote:
> I'm really struggling trying to grasp the concept of reg ex rfeplacement.
>
> I have been through the documentation and a few tutorials but I can't
> find something that shows me exactly how to return a string that
> contains nothing but alpha numeric characters, while stripping out all
> other characters.
>
> Couls someone please show me how to do this?
>
> Thanks,
> Ron
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