Or the term "side effect" (especially in a language that does not enforce return types): https://dev.to/ruizb/side-effects-21fc https://dev.to/ruizb/side-effect

Or the term "side effect" (especially in a language that does not enforce return types): https://dev.to/ruizb/side-effects-21fc https://dev.to/ruizb/side-effects-21fc