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shibukk/object_id_ruby_3_0_3.rb

Created December 6, 2021 14:10
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object_id_ruby_3_0_3.rb
str = "Hello, world!"
=> "Hello, world!"
# object_idを確認してみる
str.object_id
=> 240
# 左にビットシフトしてもオブジェクトの実際のポインタ値を確認できない
str.object_id.<<(1).to_s(16)
=> "1e0"
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