HLEN
Syntax
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.
Return
Integer reply: number of fields in the hash, or 0 when key does not exist.
Examples
Feedback
If you've found issues on this page, or have suggestions for improvement, please submit a request to merge or open an issue in the repository.