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Posted by Benjamin on 04/30/07 01:33
On Apr 29, 6:37 pm, "M Kinnear" <newsgro...@lonyx.net> wrote:
> I want to check a string only contains a-z 0-9 ( ) . and #
>
> I've used
>
> ereg("^[a-zA-z0-9().#]*)$"),$instr)
>
> which parses a string correctly until I try and parse a !,",£,$ ... or any
> of the other special/reserved characters.
>
> First q: what am I doing wrong
I think putting \ before each character should do the trick.
> Second q: is there clarification on whether characters need to be escaped
> when part of a regex statement? i.e., should it be [$] or [\$] - some
> websites/posts state they should be escaped, others say they shouldn't
Have you looked at the PHP manual? Try http://www.php.net/manual/en/reference.pcre.pattern.syntax.php
>
> Thanks
>
> Matt
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