HLEN
HLEN key
- Available since
- 2.0.0
- Time complexity
- O(1)
- ACL categories
- @read, @hash, @fast
Returns the number of fields contained in the hash stored at key.
Examples #
HSET myhash field1 "Hello"
HSET myhash field2 "World"
HLEN myhash
HLEN key
Returns the number of fields contained in the hash stored at key.
HSET myhash field1 "Hello"
HSET myhash field2 "World"
HLEN myhash