Redis Hlen Command

Redis Hash

Redis Hlen command is used to get the number of fields in a hash table.

Syntax

The basic syntax of the redis Hlen command is as follows:

redis 127.0.0.1:6379> HLEN KEY_NAME 

Available Versions

>= 2.0.0

Return Value

The number of fields in the hash table. When the key does not exist, 0 is returned.

Example

redis 127.0.0.1:6379> HSET myhash field1 "foo"
(integer) 1
redis 127.0.0.1:6379> HSET myhash field2 "bar"
(integer) 1
redis 127.0.0.1:6379> HLEN myhash
(integer) 2

Redis Hash