note 61897 added to function.getdate

This gives the weeknr (ISO std) of a timestamp, beware: sometimes jan 1-3 have weeknr in previous year: function weeknr($timestamp) { $info = getdate($timestamp); $year = $info["year"]; // iso 8601 $date4jan = mktime(0,0,0,1,4,$year); $jan4 = getdate($date4jan); $jan4["wday"] = ($jan4["wday"]+6)%7; // monday = day 0 if ($info["mon"] == 1 && $info["mday"] <= 3 - $jan4["wday"]) { // days before the monday in week of 4-1 count with prev year $year--; $date4jan = mktime(0,0,0,1,4,$year); $jan4 = getdate($date4jan); $jan4["wday"] = ($jan4["wday"]+6)%7; // monday = day 0 } $startwk1 = $date4jan-(24*3600)*$jan4["wday"]; $wk = ($timestamp-$startwk1)/(7*24*3600)+1; return array("week" => floor($wk), "year" => $year); } ---- Server IP: 194.109.193.119 Probable Submitter: 62.166.184.71 ---- Manual Page -- http://www.php.net/manual/en/function.getdate.php Edit -- http://master.php.net/manage/user-notes.php?action=edit+61897 Delete: added to the manual -- http://master.php.net/manage/user-notes.php?action=delete+61897&report=yes&reason=added+to+the+manual Delete: bad code -- http://master.php.net/manage/user-notes.php?action=delete+61897&report=yes&reason=bad+code Delete: spam -- http://master.php.net/manage/user-notes.php?action=delete+61897&report=yes&reason=spam Delete: useless -- http://master.php.net/manage/user-notes.php?action=delete+61897&report=yes&reason=useless Delete: non-english -- http://master.php.net/manage/user-notes.php?action=delete+61897&report=yes&reason=non-english Delete: already in docs -- http://master.php.net/manage/user-notes.php?action=delete+61897&report=yes&reason=already+in+docs Delete: other reasons -- http://master.php.net/manage/user-notes.php?action=delete+61897&report=yes Reject -- http://master.php.net/manage/user-notes.php?action=reject+61897&report=yes Search -- http://master.php.net/manage/user-notes.php