rawCommand -对服务器执行任何通用命令 ~~~ $redis->rawCommand("set", "foo", "bar");//true $redis->rawCommand("get", "foo"); $redis->rawCommand("rpush", "mylist", "one", 2, 3.5));//3 $redis->rawCommand("lrange", "mylist", 0, -1);// ["one", "2", "3.5000000000000000"] ~~~