:)
Andi
At 08:25 AM 3/19/2001 -0700, Chris Newbill wrote:
>That is the only thing that I see of any real use as well. I was just
>humoring Andi and his idea that we would soon be requesting that feature of
>knowing which one failed the test.
>
>-Chris
>
> > -----Original Message-----
> > From: Zeev Suraski [mailto:[EMAIL PROTECTED]]
> > Sent: Monday, 19 March, 2001 7-04 aM
> > To: Phil Driscoll
> > Cc: Chris Newbill; Andi Gutmans; PHP DEV
> > Subject: Re: [PHP-DEV] feature request
> >
> >
> > Phil is right. The only thing that may be both useful and
> > practical would
> > be isset() on multiple variables, returning either true or false.
> >
> > Zeev
> >
> > At 11:31 19/3/2001, Phil Driscoll wrote:
> > > >$a = 1;
> > > >$b = 2;
> > > >$d = 4;
> > > >
> > > >$play_nice = isSet($a, $b, $c, $d);
> > > >
> > > >if (!$play_nice) {
> > > > print "The variable missing is in position ";
> > > > print ($play_nice*-1);
> > > >}
> > > >
> > > >And it would print 3, in which case we would know $c is not
> > set. I'm not
> > > >that sure about this approach, seems like a hack,
> > >
> > >It is a hack - what if $a AND $c were unset. You really need to return an
> > >arbitrary length bitfield, with one bit for each arg. Then the
> > sensible name
> > >for the function would be isunset!
> > >That said, I think the whole idea is bad. I appreciate the
> > reduced number of
> > >keypresses involved, but I don't think that this is a feature
> > you can apply
> > >orthogonally to the rest of the language without serious
> > repercussions, and
> > >therefore it would not posses the desirable attribute that you
> > would be able
> > >to guess that isset worked this way.
> > >
> > >Hence my vote:
> > >
> > > (X) don't make sweeping changes to language functionality without fully
> > >considering the repercussions.
> > >
> > >Cheers
> > >--
> > >Phil Driscoll
> > >Dial Solutions
> > >+44 (0)113 294 5112
> > >http://www.dialsolutions.com
> > >http://www.dtonline.org
> > >
> > >
> > >--
> > >PHP Development Mailing List <http://www.php.net/>
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> >
> > --
> > Zeev Suraski <[EMAIL PROTECTED]>
> > CTO & co-founder, Zend Technologies Ltd. http://www.zend.com/
> >
> >
> > --
> > PHP Development Mailing List <http://www.php.net/>
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> >
>
>
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