But it accesses the global variables in way that is functional.. I.e does not overwrite memory that other variables have references to and such. Anyway, it is -

But it accesses the global variables in way that is functional.. I.e does not overwrite memory that other variables have references to and such. Anyway, it is -- to me -- a superficial difference, but I think it causes this disagreement about whether you can program functionally in some other language. According to my view, you can, according to your's you can't. It comes down to your definition of what 'functional' is.