Description
Returns the type of data pointed by a given key.
返回KEY所指向的VALUE的数据类型。
Parameters
Key: key
Return value
Depending on the type of the data pointed by the key, this method will return the following value:
根据所指向的数据的类型，此方法将返回以下值：
string: Redis::REDIS_STRING
set: Redis::REDIS_SET
list: Redis::REDIS_LIST
zset: Redis::REDIS_ZSET
hash: Redis::REDIS_HASH
other: Redis::REDIS_NOT_FOUND
Example
$redis->type('key');
