HMGET key field [field ...]
Returns the values associated with the specified
fields in the hash stored at
field that does not exist in the hash, a
nil value is returned. Because non-existing keys are treated as empty hashes, running HMGET against a non-existing
key will return a list of
Array reply: list of values associated with the given fields, in the same order as they are requested.
(integer) 1redis> HSET myhash field2 "World"
(integer) 1redis> HMGET myhash field1 field2 nofield
1) "Hello" 2) "World" 3) (nil)
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