OO Ruby Video: Object Orientation Overview

Objectives

Explain how objects are metaphors for real life concepts
Define a new class with the class keyword
Instantiate instances of the class with the class constructor new.
Add attributes to our instances with setter/getter methods and instance variables
Use the attr_accessor, attr_reader and attr_writer methods to dynamically create setter and getter methods
Keep track of all our class' instances with class variables and class methods
Hook into an object's instantiation with #initialize
Explain when to use implicit versus explicit receivers
Define a class find_by_name method to find specific instances

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Last updated 5 years ago