class.superclass â a_super_class or nil
Instance Public methods
Returns the superclass of class, or nil.
1 2 3 4 5 6 | File.superclass #=> IOIO.superclass #=> ObjectObject.superclass #=> BasicObjectclass Foo; endclass Bar < Foo; endBar.superclass #=> Foo |
returns nil when the given class hasn't a parent class:
1 | BasicObject.superclass #=> nil |
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