As is true with a Sub procedure, a function can receive information either by value or by reference.

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Quizplus · Accepted Answer

Both Sub procedures and Function procedures in programming languages like Visual Basic can receive information through arguments passed either by value (ByVal) where a copy of the argument is passed, or by reference (ByRef) where a reference to the actual argument is passed, allowing the procedure to modify the argument's value.

As Is True with a Sub Procedure, a Function Can