{php
$start = strtotime(date("Y/m/d",time()-24*60*60));
$end = mktime(0, 0, 0, date('m'), date('d'), date('Y'));
$sql="addtime >=".$start." and addtime<".$end." and isshow=1 ";
$yesterdaynum= M('article')->getCount($sql);
/}{php
$start = strtotime(date("Y/m/d",time()-24*60*60));
$end = mktime(0, 0, 0, date('m'), date('d'), date('Y'));
$sql="addtime >=".$start." and addtime<".$end." and isshow=1 ";
$yesterdaynum= M('article')->getCount($sql);
/}