PHP redis有序集合操作【点赞功能】

<?php$redis = new Redis();  $redis->connect('127.0.0.1', 6379);  $redis->auth('*****');  $plan_id = '1';//$like_id = '2';$uid = '6';//$redis->ZADD("plan:$plan_id:liked", time(), $uid);//$total = $redis->ZCARD("plan:$plan_id:liked");$uids_z = $redis->ZREVRANGE("plan:$plan_id:liked", 0, -1, TRUE); //倒序取值var_dump($uids_z);$uids_d = $redis->ZRANGE("plan:$plan_id:liked", 0, -1, TRUE); //顺序取值var_dump($uids_d);//echo $redis ->get( "test"); ////判断一个用户是否点赞了这一来哦//$res = $redis->ZSCORE("plan:$plan_id:liked", $uid);//var_dump($res);////取消赞这样来$redis->ZREM("plan:$plan_id:liked", $uid); $uids_z = $redis->ZREVRANGE("plan:$plan_id:liked", 0, -1, TRUE); //倒序取值var_dump($uids_z);?>