37 lines
564 B
Text
37 lines
564 B
Text
class animal
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method show() as string
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return "Animal "
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end method
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end Class
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class dog
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from Animal Animal
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method show() as string
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return animal.show()+"dog "
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end method
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end Class
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class cat
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from animal animal
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method show() as string
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return animal.show()+"cat "
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end method
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end Class
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class Lab
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from dog dog
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method show() as string
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return dog.show()+"Lab "
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end method
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end Class
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class Collie
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from dog dog
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method show() as string
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return dog.show()+"Collie "
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end method
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end Class
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Collie c
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print c.show 'result: Animal Dog Collie
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