php如何按日期生成每天+1的序列号

分享到： 更多

------解决方案--------------------
$no = sprintf('%s%03d', date('y'), date('z'));
------解决方案--------------------
$date = time();
$year = date('y',$date);
$day = date('z',$date);
$day = str_pad($day, 3,0,STR_PAD_LEFT);
echo $year.$day;
------解决方案--------------------
$day = date('z',mktime(0,0,0,$month,$day,$year))