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

key · str · required

The key to decrement.

increment · float · required

The amount to increment by.

Response

The value at the key after the incrementing.

Example

redis.set("key", 6)

# returns 10.5
redis.incrbyfloat("key", 4,5)