Reply to Re: Problem with AND &

Your name:

Reply:


Posted by Mike on 02/06/06 04:53

Ah, that is why the result that I am getting. I just posted the function that I created.

What is a logical AND? I thought both AND and & were. I'll have to relook at the php docs!

Mike


"Jerry Stuckle" <jstucklex@attglobal.net> wrote in message
news:O--dnZ5sQK4TJXveRVn-hg@comcast.com...
Mike wrote:
> I made the changes in the database records and in the defines. Same thing happens. Everything
> equates to a 1.
>
>
> "Jerry Stuckle" <jstucklex@attglobal.net> wrote in message
> news:y8ydnXXKi4H453jenZ2dnUVZ_sSdnZ2d@comcast.com...
> Mike wrote:
>
>>I am having a problem getting AND to work. I have a MySQL database field defined as varbinary(8)
>>with X00 in it. Then I have define statements with X01 in it.
>>
>>define('CERTACCESS_MEDALS', x01);
>>
>>Then I run the data through a function
>>
>>function SecurityLevel_Check($security_byte, $securitylevel_bit) {
>>//AND = 1 IF BOTH are 1
>>return $security_byte And $securitylevel_bit; }
>>
>>if(SecurityLevel_Check($recordSet_cert->fields['certcode_access'], CERTACCESS_MEDAL) == 1) {
>>
>>
>>No matter what the values are it always returns a 1. I've looked and looked at the docs and cannot
>>figure out what I am doing wrong. I tried AND and & and both produce different but wrong results.
>>
>>PLEASE throw me a bone of a hint at what I am doing wrong.
>>
>>Thanks.
>>
>>Mike
>>
>>
>
>
> x01 is a string containing the characters "x', '0' and '1'.
>
> 0x01 is a one (or more) byte value with the lowest order bit on (and the
> rest off).
>
>

Also, "and" is a logical and, not a bit and. Any non-zero value will be
true.

If you need more help, I suggest you post all the failing code - not
just a line or two.

--
==================
Remove the "x" from my email address
Jerry Stuckle
JDS Computer Training Corp.
jstucklex@attglobal.net
==================

[Back to original message]


Удаленная работа для программистов  •  Как заработать на Google AdSense  •  England, UK  •  статьи на английском  •  PHP MySQL CMS Apache Oscommerce  •  Online Business Knowledge Base  •  DVD MP3 AVI MP4 players codecs conversion help
Home  •  Search  •  Site Map  •  Set as Homepage  •  Add to Favourites

Copyright © 2005-2006 Powered by Custom PHP Programming

Сайт изготовлен в Студии Валентина Петручека
изготовление и поддержка веб-сайтов, разработка программного обеспечения, поисковая оптимизация