note 92452 added to function.checkdate

Advanced Leap year function <?php function is_leap($year = null) { switch ($year) { case strpos('+', $year): $chunk = explode('+', $year); return checkdate(2, 29, date('Y') + (int)$chunk[1]); break; default: return checkdate(2, 29, ($year == null) ? date('Y') : (int)$year); } } //Usage if (is_leap()) { echo "Current Year is a leap year"; } if (is_leap(1992)) { "1992 was a leap year"; } if (is_leap( + 4)) { "In four years it will be a leap year"; } ?> ---- Server IP: 209.41.74.194 Probable Submitter: 70.181.61.230 ---- Manual Page -- http://www.php.net/manual/en/function.checkdate.php Edit -- https://master.php.net/note/edit/92452 Del: integrated -- https://master.php.net/note/delete/92452/integrated Del: useless -- https://master.php.net/note/delete/92452/useless Del: bad code -- https://master.php.net/note/delete/92452/bad+code Del: spam -- https://master.php.net/note/delete/92452/spam Del: non-english -- https://master.php.net/note/delete/92452/non-english Del: in docs -- https://master.php.net/note/delete/92452/in+docs Del: other reasons-- https://master.php.net/note/delete/92452 Reject -- https://master.php.net/note/reject/92452 Search -- https://master.php.net/manage/user-notes.php