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forwadable tekina
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| require 'forwardable' | |
| class A | |
| extend Forwardable | |
| def_delegators :@ary, :size, :[]=, :[], :<<, :to_s, :inspect | |
| def initialize | |
| @ary = [] | |
| end | |
| end | |
| a = A.new | |
| a << 1 | |
| p a[0] |
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