用sql調(diào)用
12小時(shí)：

<?=$empire->gettotal("select count(*) as total from phome_ecms_表 where newstime>UNIX_TIMESTAMP()-24*3600")?>

6小時(shí)：

<?=$empire->gettotal("select count(*) as total from phome_ecms_表 where newstime>UNIX_TIMESTAMP()-6*3600")?>