[php]php查询数据随机显示php随机写法的实例

1)随机取出5条记录用sql语句就行了;
mysql如下："select * from youtable order by rand() limit 5";

2)同样随机取5-10条：
$num=rand(5,10);
$sql="select * from youtable order by rand() limit $num";

1)随机取出5条记录用sql语句就行了;
mysql如下："select * from youtable order by rand() limit 5";

2)同样随机取5-10条：
$num=rand(5,10);
$sql="select * from youtable order by rand() limit $num";