https://ruby-doc.org/core-2.5.0/Struct.html#method-i-values the example uses #to_a and not #values joe.values => ["Joe Smith", "123 Maple, Anytown NC", 12345]
https://ruby-doc.org/core-2.5.0/Struct.html#method-i-values
the example uses #to_a and not #values
joe.values
=> ["Joe Smith", "123 Maple, Anytown NC", 12345]