At the bottom of the Magic Tricks section, it mentions that there is an alternative way to write appendo using pattern matching to reduce the amount of boiler plate code needed to define it, but, that alternative implementation is not actually given.
At the bottom of the Magic Tricks section, it mentions that there is an alternative way to write
appendousing pattern matching to reduce the amount of boiler plate code needed to define it, but, that alternative implementation is not actually given.