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You just have to identify the class of object.
irb(main):019:0> true.class
=> TrueClass
irb(main):020:0> 1.class
=> Integer
irb(main):021:0> "HI".class
=> String
Similary there will be the class for obj.
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Ruby Control Structures - Case (Bonus Question)
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You just have to identify the class of object. irb(main):019:0> true.class => TrueClass irb(main):020:0> 1.class => Integer irb(main):021:0> "HI".class => String Similary there will be the class for obj.