Re: [VOTE]strn(case)cmp supporting a negative length as its third paramter

From: Date: Sun, 14 Aug 2011 13:00:00 +0000
Subject: Re: [VOTE]strn(case)cmp supporting a negative length as its third paramter
References: 1 2 3 4 5 6 7  Groups: php.internals 
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On Sun, 14 Aug 2011, Ferenc Kovacs wrote:

> On Sun, Aug 14, 2011 at 1:24 PM, Derick Rethans <[email protected]> wrote:
> > On Sat, 13 Aug 2011, Laruence wrote:
> >
> >> Dear all:
> >>     I am going to close strn(case)cmp supporting negative length vote,
> >> since it has been calling for vote near two weeks, and no new feedback
> >> .
> >>
> >>     the Voting result is:
> >>      Support :  6  felipe pajoye pierrick gwynne tyrael laruence
> >>      Decline :  3  iliaa rasmus salathe
> >>
> >>     it wins 2/3 vote,   so I think this supposed to mean that accept,  right?
> >
> > I voted against too. Also, you started the vote with not even a week
> > between RFC announcement and call for voting, so I guess that makes this
> > invalid?
> >
> >
> > Just looked over the RFC, and this whole example is weird:
> >
> > <?php
> > var_dump(strncmp("prefix_num", "num", -10));
> > ?>
> >
> > Why does it even find the substring as you can't do "-10" from the end?
> > If the number is too high, it should give you a warning.
> 
> imo the patch is consistent with how substr works:
> tyrael@thor:~$ php -d display_errors=1 -d error_reporting=-1 -r 'echo
> substr("prefix_num", -100);'
> prefix_num

Maybe, but I would classify *that* as a bug as it makes no sense at all.

Derick

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