String
INCRBYFLOAT
Increment the float value of a key by a given number.
If a key does not exist, it is initialized as 0 before performing the operation. An error is returned if the key contains a value of the wrong type or contains a string that can not be represented as integer.
Arguments
keybodystrrequired
The key to decrement.
incrementbodyfloatrequired
The amount to increment by.
Response
floatrequired
The value at the key after the incrementing.
Example
redis.set("key", 6)# returns 10.5redis.incrbyfloat("key", 4,5)