Re: I need unique max number
| From: | Torsten Roehr | Date: | Wed, 18 Aug 2004 08:38:32 +0000 |
| Subject: | Re: I need unique max number | ||
| References: | 1 2 | Groups: | php.general |
| Request: | Send a blank email to php-general+get-194130@lists.php.net to get a copy of this message | ||
"Ni Shurong" <srni@gzlinux.org> wrote in message
news:20040818161835.D6E2.SRNI@gzlinux.org...
> > Hi all
> >
> > I have data in one field in a database, all is numbers that can be
> > duplicated.
> >
> > 200, 200, 100, 50, 30.
> >
> > i need to get all data from this field, terminate the duplicates and get
the
> > max nuber that is not a duplicate, in the numbers above that would be
100.
> >
> > I had a look at array_unique, but i'm not sure if this is the right
function
> > for this.
> >
> > Thanks in advance.
> >
> > --
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>
> use array_unique will get 200, 100, 50, 30.
>
> you shoule write a custom function :)
Hi Ni,
he needs to ignore duplicate values so array_unique() won't help.
Regards, Torsten