rredis (version 1.7.0)

redisHIncrBy: Increment a value.

Description

Increment the value corresponding to the given key/field combination by the specified value.

Usage

redisHIncrBy(key, field, value, ...)

Arguments

key

A key name.

field

A field name.

value

The value to increment by (integer, numeric, or character).

...

Optional additional arguments. Specify raw=TRUE to skip de-serialization of the data.

Value

The new value of key after the increment, returned as a character string.

Details

The value should be an integer (redisHIncrBy) or a numeric value (redisHIncrByFloat). If the key/field value does not exist or contains a value of a wrong type, set the key to the value of "0" before to perform the operation.

References

http://redis.io/commands

See Also

redisHSet

Examples

## Not run: 
# # Note initial value must be a raw character string!
# redisHSet('A','x',charToRaw('5'))
# redisHIncrBy('A','x',3)
# ## End(Not run)