【www.bbyears.com--mysql教程】
$time = time();
$days = 86400*30;
$sql = "select * from test where $time-updated<$days order by click_num desc limit 10 ";
$db ="daydb";
$query = mysql_db_query($db,$sql,mysql_connect("localhost","root","root"));
if( $query )
{
while( $rs = mysql_fetch_array( $query ) )
{
echo $rs["id"],$rs["title"];
}
}
else
{
echo "query失败";
}
//实例二 查询一年点击排行代码
$days = 86400*365; //这里要讲86400代表一天。
$sql = "select * from test where $time-updated<$days order by click_num desc limit 10 ";
/*
time() 这个函数是获取当前服务器时间的时间截
mysql_db_query sql查询执行直接带数据库教程
mysql_connect 数据库连接
mysql_fetch_array 把当前记录保存到一个数组里
本站原创教程转载注明来源http://www.111cn.net/phper/php.html
*/