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@30113011tr(田畑 綾也)

Rubyのincludeとは

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includeとは

  • モジュールをクラスに含める際に使用される。クラスはモジュールのメソッドを利用できるようになる。
    → include モジュール名
  • クラスに複数含めることが可能。
  • クラスのようにインスタンス化はできない。

include?とは

  • 対象のオブジェクトに検索したい文字列が含まれているかどうかを検証し、trueまたはfalseを返す。
    → オブジェクト.include?(検索文字列)
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