该楼层疑似违规已被系统折叠 隐藏此楼查看此楼
if($_POST['submit'])
{
$iipp=$_SERVER["REMOTE_ADDR"];
$sql3="select * from `toup` where `toupiao` = '$iipp'";
$zx=mysql_query($sql3);
if(mysql_num_rows($zx)>0)
{
$sql3="select * from `toup` where `toupiao` = '$iipp' and `piaoshu` ='2'";
$zx=mysql_query($sql3);
if(mysql_num_rows($zx)>0){
echo "";
}
else
{
$sql6="update toup set toup.piaoshu = toup.piaoshu +1 where `toupiao` = '$iipp' ";
mysql_query($sql6);
$cid=$_POST['cid'];
$sql1="update `dede_archives` set dede_archives.toup = dede_archives.toup +1 where id = $cid ";
mysql_query($sql1);
echo "";
}
}
else
{
$sql2="insert into `toup` (toupiao,piaoshu) values('$iipp','1')";
mysql_query($sql2);
$cid=$_POST['cid'];
$sql1="update `dede_archives` set dede_archives.toup = dede_archives.toup +1 where id = $cid ";
mysql_query($sql1);
echo "";
}
}
?>
优化上述代码，限制每个IP24小时内只能投票两次，第三次投票的时间如果与第二次间隔没超过24小时，则提示投票失败。
(答对得分，答错不扣分)
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