Re: Negative string offset support
| From: | Paul G | Date: | Fri, 29 Oct 2004 20:13:01 +0000 |
| Subject: | Re: Negative string offset support | ||
| References: | 1 | Groups: | php.internals |
| Request: | Send a blank email to internals+get-13605@lists.php.net to get a copy of this message | ||
----- Original Message -----
From: "Ilia Alshanetsky" <ilia@prohost.org>
To: <internals@lists.php.net>
Sent: Friday, October 29, 2004 3:07 PM
Subject: [PHP-DEV] Negative string offset support
> I am wondering what are people's opinions on adding support for negative
> string offsets that could be used to access data from the end of a string.
>
> Ex. $a = "123"; echo $a[-1]; // would print 3
>
> I don't think we should do this for arrays, since -1 and similar are
> valid array keys, which means adding this support for arrays would break
BC.
this, coupled with splicing, is very useful in python. i believe it would be
very useful in php as well. agree with sterling's suggestion - it would
enable all of the functionality, rather than some.
paul