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@morioka1206(Ryosuke Morioka)

Ruby lastメソッド

Posted at

lastメソッドとは

lastメソッドは配列の要素を取り出すときにその配列の中の最後の要素を取得するメソッド。
配列の要素がない場合はnilを返す。

lastメソッドの書き方

配列名.last
配列名.last(引数)

colors = ["red", "blue", "yello", "black"]
puts colors.last
puts colors.last(3)

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