HINCRBY

Synopsis

HINCRBY key field delta

This command adds delta to the number that is associated with the given field field for the hash key. The numeric value must a 64-bit signed integer.

• If the key does not exist, a new hash container is created. If the field field does not exist in the hash container, the associated string is set to "0".
• If the given key is not associated with a hash type, or if the string associated with field cannot be converted to an integer, an error is raised.

Return value

Returns the value after addition.

Examples

$ HSET yugahash f1 5

1

$ HINCRBY yugahash f1 3

8

$ HINCRBY yugahash non-existent-f2 4

4

$ HINCRBY non-existent-yugahash f1 3

3

See also

hexists, hget, hgetall, hkeys, hlen, hmget, hmset, hset, hincrby, hstrlen, hvals