Re: [Zend Engine 2] Right/Left Shift Zero Fill operator
| From: | Jeroen van Wolffelaar | Date: | Mon, 10 Sep 2001 17:04:23 +0000 |
| Subject: | Re: [Zend Engine 2] Right/Left Shift Zero Fill operator | ||
| References: | 1 2 3 4 | Groups: | php.dev |
| Request: | Send a blank email to php-dev+get-65674@lists.php.net to get a copy of this message | ||
> Is there anyone out there who uses >> on negative numbers?
> There is the discussion on the engine2 list about whether to
> make >> an unsigned right shift, or to introduce a new operator
> >>>.
In my opinion, << and >> should consider integers as a row of bits, thus do
not treat the msb differently... I believe you call it shifting unsigned
longs?
You shouldn't use >> and << for arithmetic, no 'quick' division by 2
etc...
--Jeroen