redis mget命令

MGET key [key …]

Returns the values of all specified keys.
For every key that does not hold a string value or does not exist, the special
value nil is returned.
Because of this, the operation never fails.

*返回值

Array reply: list of values at the specified keys.

*例子

redis>  SET key1 “Hello”

"OK"

redis>  SET key2 “World”

"OK"

redis>  MGET key1 key2 nonexisting

1) "Hello"
2) "World"
3) (nil)
redis>