Re: Age from birthdate?
| From: | Curt Zirzow | Date: | Thu, 23 Oct 2003 00:35:56 +0000 |
| Subject: | Re: Age from birthdate? | ||
| References: | 1 2 | Groups: | php.general |
| Request: | Send a blank email to php-general+get-167201@lists.php.net to get a copy of this message | ||
* Thus wrote John W. Holmes (holmes072000@charter.net):
> DvDmanDT wrote:
>
> >How would I get the age of someone if I store the birthdate in a date
> >field?
> >I just realized FLOOR((UNIX_TIMESTAMP(NOW()) -
> >UNIX_TIMESTAMP(birthdate))/60/60/24/365.25) wont work for persons born
> >before 1970... :p I must get the current age in years, and I must be able
> >to
> >select by age... :p Any ideas?
>
> YEAR(CURRENT_DATE) - YEAR(dob) -
> (IF(DAYOFYEAR(dob)>DAYOFYEAR(CURRENT_DATE),1,0)) AS age
I do wonder what the rule for those born on Feb 29'th. Do they
celebrate they're birthday before or after it on non leap years?
Curt
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