Well, that just means the function might be named wrong? copy_from_to_by_key(objectA, objectB, "name") Or, much better, you use named parameters, if your

Well, that just means the function might be named wrong? copy_from_to_by_key(objectA, objectB, "name") Or, much better, you use named parameters, if your language supports it: copy_value( source=objectA, target=objectB, key="name" ) Or you could make it part of object by declaring a method that could be used like this: objectB.set_value_from(objectA, key="name")