Web Reference: All of the answers above are correct; attr_reader and attr_writer are more convenient to write than manually typing the methods they are shorthands for. Apart from that they offer much better performance than writing the method definition yourself. What is attr_accessor, attr_reader & attr_writer used for in Ruby? How do you use attribute accessors & why do we use them? Find out the answers in this Ruby tutorial! Feb 24, 2022 · The attr_reader method takes the names of the object's attributes as arguments and automatically creates getter methods for each. We can replace our getter methods with attr_reader and our book class definition becomes much simpler:
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