Posted by Curtis on 01/30/07 01:48

On Jan 28, 12:28 pm, bill <nob...@spamcop.net> wrote:
> Rik wrote:
> > bill <nob...@spamcop.net> wrote:
>
> >> Rik wrote:
> >>> bill <nob...@spamcop.net> wrote:
>
> >>>> I need to parse a set of directory entries (of photo image files)
> >>>> and pull out the names of the subjects, which is in the filename.
>
> >>>> A file name could contain 1 or more subject names from a limited set
> >>>> of 18 possibilities.
>
> >>>> eg: the possibilities might be: Aoife, Alana, Liam, Paddy.....
>
> >>>> the file name might be: 0709-Aoife-Alana-DSC12435.jpg
>
> >>>> I could do 18 stripos() calls to check for all 18 possibilities, but
> >>>> I thought I would run it by the more experienced to see if you can
> >>>> suggest an easier way
>
> >>>> thanks in advance.
> >>> $possibities = array('foo','bar','baz'........);
> >>> $filenameparts = explode('-',$filename);
> >>> $matches = array_intersect($filenameparts,$possibities);
>
> > Addendum, if you want a case-insensitive comparison (PHP >= 5):
> > $matches = array_uintersect($filenameparts,$possibities,'strcasecmp');
>
> > --Rik Wasmus
>
> thanks for the update, but my web host is still at 4.1.x
>
> bill

You could iterate through your arrays, changing the case of each
element to lower/higher, and then compare with array_intersect. If you
just put strtolower() around the second argument of explode, that
should take care of that array. You could use array_map for the
former.

--
Curtis

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