(side-)effects and ...

[Tim Chase]

On 2015-07-05 20:29, Stefan Ram wrote:
>   But why do we not have a common and well-known term for
>   the counterpart, that something does not modify the state
>   of the world, but that the state of the world does 
>   influence the value (behaviour) of a call such as
>   »datetime.datetime.now().time()«?

I believe the term is "idempotent"

https://en.wikipedia.org/wiki/Idempotent_function#Computer_science_meaning

-tkc