HLEN

Counts the fields in a hash.

Hashes · Example verified

Syntax covered here

HLEN key

The count refers to fields, not the combined number of field names and values.

Tested example & replies

Requests below run in order against an empty database. Each connection authenticates with the fixture password first. Quoted values are strings; null is a nil reply; arrays preserve RESP order.

# connection: default
> HSET user name Ada
1
# connection: default
> HLEN user
1