26 lines
630 B
Ruby
26 lines
630 B
Ruby
class Book
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class Book_1
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def initialize (title, author, year)
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title = "Война и мир"
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author = "Лев Толстой"
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year = "1869"
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is_available = true
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to_s = "ID: [id], [title] ([author], [year]) - [Доступна/Выдана]"
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end
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class Book_2
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def initialize (title, author, year)
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title = "Мастер и маргарита"
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author = "Михаил Булгаков"
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year = "1967"
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is_available = false
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to_s = "ID: [id], [title] ([author], [year]) - [Доступна/Выдана]"
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end
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end
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end
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end
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