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Re: [PHP] Date function and MySQL

Posted by kalinga on 07/20/05 11:06

this seems pretty interesting, i'm tring to write a code in php to get
those two outputs, but bit confused in counting weeks. could somebody
clear me..

"what is the first *date* of the first week of year 2005?"

is it "saturday jan 1st 2005" (assuming first week starts from jan 1
of any year)
or
is it "sunday jan 3rd 2005" (assuming first day of a week is monday)
or
anything else.

thanks

vk.



On 7/19/05, Arno Coetzee <arno@flashmedia.co.za> wrote:
> Philip Thompson wrote:
>
> > Hi all.
> >
> > I have the week number (for example, this is the 29th week of the
> > year and it begins on 7/17/05). Does anyone know how to obtain the
> > first (and maybe the last) date of the week if you only know the week
> > number of the year? Would it be better for me to obtain this in PHP
> > or MySQL? or both?
> >
> > I have researched the archives on a few lists and I know that others
> > have asked this same questions, but I have not found a good solution.
> > I have also looked on MySQL's "date and time functions" page, but had
> > little luck.
> >
> > Any thoughts would be appreciated.
> > ~Philip
> >
> Hi Philip
>
> give this a go... i played around with the date functions of mysql
>
> select date_sub(curdate() , interval (date_format(curdate() , '%w')-1)
> day) as firstday , date_add(curdate() , interval (7 -
> date_format(curdate() , '%w')) day) as lastday
>
> it will give you the date of the monday and the sunday of the current week
>
> hope this solves your problem.
>
> Arno
>
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>

 

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