Retrieves a networked float value at specified index on the entity that is set by Entity:SetNetworked2Float.
We advise against using this. It may be changed or removed in a future update. You should be using Entity:GetNW2Float instead.
1 string key
The key that is associated with the value
2 any fallback = 0
The value to return if we failed to retrieve the value. (If it isn't set)
The value associated with the key