attr_reader « Class « Ruby

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Ruby » Class » attr_reader 
1.attr_reader creates one or more instance variables, with corresponding methods that return (get) the values of each method.
2.Calling the attr_accessor method does the same job as calling both attr_reader and attr_writer together, for one or more instance methods
3.Use attr_reader to add a new attribute and use initialize method to set it
4.attr_reader creates these accessor methods for you.
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