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/**
 * This now works on both members list and individual profile pages. Note that "birthdate" is name of profile date field - change as needed
 * Get Age from BuddyPress date of Birth
 * <a href='http://buddypress.org/community/members/param/&#039; rel='nofollow'>@param</a> string $dob_field_name :name of the DOB field in xprofile, like Dob or Date of Birth
 * <a href='http://buddypress.org/community/members/param/&#039; rel='nofollow'>@param</a> int $user_id : the user for which you want to retrieve the age
 * <a href='http://buddypress.org/community/members/param/&#039; rel='nofollow'>@param</a> string $format: the way you want to print the difference, look t <http://php.net/manual/en/dateinterval.format.php&gt; for the acceptable agrs
 * @return string :the formatted age in year/month
 */

function bpdev_get_age_from_dob($birthdate,$user_id=false,$format="%y Years, %m Month(s), %d days"){
    if(!$user_id)
        $user_id=bp_get_member_user_id();

        $dob_time=xprofile_get_field_data($birthdate, $user_id);//get the datetime as myswl datetime

	$dob = new DateTime($dob_time);
	$today = new DateTime();
	$diff = round(abs($today->format('U') - $dob->format('U')) / (60*60*24*365));
	return $diff;

}




/*usage

<?php echo "<strong>Age:</strong> ".bpdev_get_age_from_dob("birthdate"); ?>

*/