instance_variable_get(p1) public

Returns the value of the given instance variable, or nil if the instance variable is not set. The @ part of the variable name should be included for regular instance variables. Throws a NameError exception if the supplied symbol is not valid as an instance variable name.

   class Fred
     def initialize(p1, p2)
       @a, @b = p1, p2
   fred = Fred.new('cat', 99)
   fred.instance_variable_get(:@a)    #=> "cat"
   fred.instance_variable_get("@b")   #=> 99
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