tryphp_func_date_isodate_set.php:
<!DOCTYPE html> <html> <body> <?php $date=date_create(); date_isodate_set($date,2013,5); echo date_format($date,"Y-m-d") . "<br>"; date_isodate_set($date,2013,5,2); echo date_format($date,"Y-m-d"); ?> </body> </html>
2013-01-28
2013-01-29