Re: Average Number For Math Functions
| From: | JohnP | Date: | Fri, 30 Aug 2002 01:25:12 +0000 |
| Subject: | Re: Average Number For Math Functions | ||
| References: | 1 | Groups: | php.general |
| Request: | Send a blank email to php-general+get-114579@lists.php.net to get a copy of this message | ||
Ok so how do I sum up an entire column in my db?
For example if one row is : 1 , the next is 2, and the next is 1 - I need to
have a total of 4 and the be able to divide by the num_rows
The problem I ma having is the "inside" row addition
"Martin Towell" <martin.towell@world.net> wrote in message
news:6416776FCC55D511BC4E0090274EFEF5034CFD12@exchange.world.net...
> just sum them up and divide by the count - making sure to deal with a
count
> of zero
>
> -----Original Message-----
> From: JohnP [mailto:aerc@aerc.biz]
> Sent: Friday, August 30, 2002 10:56 AM
> To: php-general@lists.php.net
> Subject: [PHP] Average Number For Math Functions
>
>
> Ok I looked at all the math functions for PHP but saw no way of returning
> the average of a set of numbers - I plan on using this for a rating
system -
> any help?
>
> --
> John