[Grammar] Every year or Each year? Which one is correct in this imperative sentence?

[Zoli]

Which one is grammatically correct?


A. Update the year in the copyright notice automatically every year.
B. Update the year in the copyright notice automatically each year.

Context:
It's an order to a computer. A person cannot do that automatically of course.

 

[GoesStation]

Both sentences are improbable but correct.

 

[jutfrank]

It's an order to a computer? Is this a particularly pedantic computer? If not, I wouldn't worry about it.

 

[emsr2d2]

Although I'm sure things have changed rather a lot since I did some computer coding in about 1983, I'm pretty sure that's not the kind of wording that would be used in a command to a computer!