Marshall wrote:
>
> What we generally (in programming) call variables are locals
> and globals. If the languages supports an update operation
> on those variables, then calling them variables makes sense.
> But "variable" has become such a catch-all term that we call
>
> public static final int FOO = 7;
>
> a variable, even though it can never, ever vary.
>
> That doesn't make any sense.
It does, because it is only a degenerate case. In general, you can have
something like
void f(int x)
{
const int foo = x+1;
//...
}
Now, foo is still immutable, it is a local, but it clearly also varies.
- Andreas
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