Last Updated:2025/11/23

Contravariance occurs when the order of data types acted upon by an operator is reversed, enabling safer assignment of function parameters in object-oriented programming.

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Contravariance occurs when the order of data types acted upon by an operator is reversed, enabling safer assignment of function parameters in object-oriented programming.

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演算子が扱うデータ型の順序の逆転は、オブジェクト指向プログラミングにおける関数パラメータのより安全な代入を可能にします。

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