Re: [PROPOSAL] Alphanumeric decrement
| From: | Kris Craig | Date: | Fri, 13 Dec 2013 07:09:19 +0000 |
| Subject: | Re: [PROPOSAL] Alphanumeric decrement | ||
| References: | 1 2 | Groups: | php.internals |
| Request: | Send a blank email to internals+get-70618@lists.php.net to get a copy of this message | ||
On Thu, Dec 12, 2013 at 9:58 PM, Marc Bennewitz <php@marc-bennewitz.de>wrote:
> Hi
>
> Decrementing "a" to a number isn't a good idea because on incrementing
> again you will increment the number and not go back to "a".
>
Why not just have "a" decrement to an empty string (i.e. "") and an empty
string increment to "a"? Then a decrement on an empty string could trigger
a warning and remain empty. That way, we won't have situations where
decrementing from "a" and incrementing back would output a number.
--Kris