K_Koh https://blog.hatena.ne.jp/K_Koh/ Just do IT https://k-koh.hatenablog.com/ Ruby 下記のように数値を範囲で指定して配列に代入できる。カンタン便利。 irb(main)> ary = [*(1..20)] => [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20] 190 <iframe src="https://hatenablog-parts.com/embed?url=https%3A%2F%2Fk-koh.hatenablog.com%2Fentry%2F2020%2F09%2F16%2F094454" title="Ruby で配列にたくさんの数値を簡単に代入したい - Just do IT" class="embed-card embed-blogcard" scrolling="no" frameborder="0" style="display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;"></iframe> Hatena Blog https://hatena.blog 2020-09-16 09:44:54 rich https://k-koh.hatenablog.com/entry/2020/09/16/094454 1.0 100%