$sql_str.=" and ( to_days(indate_1)-to_days(now()) = 1 ) ";
$sql_search = "select 'lb_zhibo_lanqiu' tbname,lb_zhibo_lanqiu.* from lb_zhibo_lanqiu where pass='1' ".$sql_str." union all select 'lb_zhibo_zuqiu' tbname,lb_zhibo_zuqiu.* from lb_zhibo_zuqiu where pass='1' ".$sql_str." order id";
$result = $mysqli->query($sql_search);
while ($rs = $result->fetch_assoc()) {
?>
<div class="pl_box">
<div class="pl_nicheng"><?=$rs["nicheng"]?></div>
<div class="pl_message"><?=$rs["tbname"]?></div>
</div>
<?
}
to_days函数
//其中 $rs["tbname"] 就是输出当前数据是哪个数据表
