note 45430 added to function.date
| From: | pdontthinkblahangrynerdsblahcombla at osu1 dot php dot net | Date: | Tue, 07 Sep 2004 03:42:23 +0000 |
| Subject: | note 45430 added to function.date | ||
| Groups: | php.notes | ||
| Request: | Send a blank email to php-notes+get-76121@lists.php.net to get a copy of this message | ||
Snippet for figuring out how to determine what week of the month a certain date (in the form of a
timestamp or month/year/day) falls in:
<?php
/**
* Determine the week of the month for a date
*
* The date in question may be given as a timestamp
* or as separate day, month and year numbers
*
* @param int $timestamp The date in question
* @param int $year The year of the date in question
* @param int $month The month of the date in question
* @param int $day The day of the date in question
*
* @return int The week of the month that the given
* date falls within, or zero if error
*
*/
function weekOfMonth($timestamp=0, $year=0, $month=0, $day=0)
{
// bunch of junk to figure out parameters
// skip to last line to see what you really
// wanted...
//
if ($month == 0 || $year == 0 || $day == 0)
{
if ($timestamp == 0)
return 0; // error
else
list($month, $year) = explode(',', date('m,Y', $timestamp));
}
else if ($month == 0 || $year == 0 || $day == 0)
return 0; // error
else
$timestamp = mktime(0, 0, 0, $month, $day, $year);
// not much to it; just subtract week of year
// for the first of the month from the week of
// the year for the target timestamp
//
return date('W', $timestamp)
- date('W', mktime(0, 0, 0, $month, 1, $year));
}
?>
Happy coding
----
Manual Page -- http://www.php.net/manual/en/function.date.php
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