Newsgroups: php.internals
Path: news.php.net
Xref: news.php.net php.internals:23960
Mailing-List: contact internals-help@lists.php.net; run by ezmlm
Content-class: urn:content-classes:message
MIME-Version: 1.0
Content-Type: text/plain;
	charset="iso-8859-1"
Content-Transfer-Encoding: quoted-printable
Date: Mon, 5 Jun 2006 10:55:16 +0100
Message-ID: <CDA511FF6152D14E922434CE338CE8BB275956@leedsmet-exch1.leedsmet.ac.uk>
Thread-Topic: [PHP-DEV] Missing __toString() part
Thread-Index: AcaH8+slDn4GFISbSk+Aep8q64Zd2QAkXzUQ
To: <internals@lists.php.net>
Subject: RE: [PHP-DEV] Missing __toString() part
From: M.Ford@leedsmet.ac.uk ("Ford, Mike")

On 04 June 2006 17:18, Rasmus Lerdorf wrote:

> I think if we implement a way to get a hash from an object,
> or at least
> a unique identifier that can be used as a hash, then it should be
> implicit just like other things are implicitly converted when the
> context is clear.  Of course, you should also be able to force it
> explicitly.  And I don't think there is any point in doing
> this unless
> we also implicitly go the other way.  From unique identifier
> to object.
>   As in:
>=20
>    class foo { function bar($arg) { echo $arg; } }
>    $obj1 =3D new foo;
>    $obj2 =3D new foo;
>=20
>    $a =3D array($obj1=3D>1,$obj2=3D>2);
>    foreach($a as $k=3D>$v) {
>      $k->bar($v);
>    }
>=20
> Unless this works, I am not sure there is any point to all
> this.  To me
> the end goal is to make it possible to use types other than strings
> and numbers as array indices which to me also means we should
> look at doing
> the same for arrays.

Thank you Rasmus, that was my exact concern too.  Unless this works as you'=
ve specified, I'd be -1 for anything but explicit $a[(string)$b].

Cheers!

Mike

---------------------------------------------------------------------
Mike Ford,  Electronic Information Services Adviser,
Learning Support Services, Learning & Information Services,
JG125, James Graham Building, Leeds Metropolitan University,
Headingley Campus, LEEDS,  LS6 3QS,  United Kingdom
Email: m.ford@leedsmet.ac.uk
Tel: +44 113 283 2600 extn 4730      Fax:  +44 113 283 3211=20


To view the terms under which this email is distributed, please go to http:=
//disclaimer.leedsmet.ac.uk/email.htm