回答編集履歴
1
サンプルコードの掲載
answer
CHANGED
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@@ -1,2 +1,33 @@
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1
1
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`self.kind_of?(A)`
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2
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-
でクラスを判断できます。
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2
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でクラスを判断できます。
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3
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4
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```ruby
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5
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#!/usr/bin/env ruby
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6
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# -*- encoding:utf-8 -*-
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7
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#
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8
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9
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class Base
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10
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def method()
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11
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if self.kind_of?(A)
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p 'This class is A !'
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else
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p 'This class is not A !'
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15
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end
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16
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end
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end
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18
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19
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class A < Base
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20
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end
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21
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22
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class B < Base
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23
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end
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24
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25
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a = A.new
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26
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b = B.new
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27
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28
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array = [a,b]
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29
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30
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for i in (0...array.length)
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31
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array[i].method();
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32
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end
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33
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```
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