Instance Variable example

Sql code posted by Jill
created at 16 Oct 23:01, updated at 19 Oct 23:26

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class User
  def set_user(string)
  string = Dog.new

  p {"Doggy Wolf"}
  end
end

class Dog
end

Tom = User.new("Tom")


def method_one
  @var = "a variable"
  puts @var
end

def method_two
  puts @var
end

method_two()
method_one() # Prints "a variable", because @var is assigned a value in method_one
method_two() # Prints "a variable" now, because we have already called method_one
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