Posted by Greg Donald on 01/20/05 20:16

On Thu, 20 Jan 2005 11:19:10 -0600, Kiason Turner <pctech@cantexinc.com> wrote:
> I'm trying to take a string and remove all "invalid characters" from it.
>
> $string="Frid#ays are@ re$ally G{}[]RE~AT. F*rid<>ay at 5 is be^tt&er.";
>
> The only characters that should be allowed are A-Z, a-z, 0-9,
> .(period), -(dash), ;(semi-colon), and :(colon).
> All other characters should be removed.
> After "cleaning" the string, the output should be: "Fridays are really
> GREAT. Friday at 5 is better."
>
> Any ideas? Your help is appreciated.

Maybe something like:

$string = ereg_replace( "[^-.:;[:alnum:][:space:]+]", '', $string );

I'm no regex guru so there may be a better way.. but it seemed to work for me.


--
Greg Donald
Zend Certified Engineer
http://destiney.com/

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