manji602 https://blog.hatena.ne.jp/manji602/ tech::hexagram https://manji602.hatenablog.com/ ruby すごく初歩的ですが、新年一発目のエントリは去年の積み残しから。 each [1] pry(main)> def each_sample [1] pry(main)* (1..10).to_a.each do |i| [1] pry(main)* piyo = i + 1 [1] pry(main)* end [1] pry(main)* end => :hoge [2] pry(main)> hoge = each_sample() => [1, 2, 3, 4, 5, 6, 7, 8, 9, 10] http://ref.xaio.jp/ruby/classes/array/each eac… 190 <iframe src="https://hatenablog-parts.com/embed?url=https%3A%2F%2Fmanji602.hatenablog.com%2Fentry%2F2016%2F01%2F01%2F145346" title="rubyのeach, mapの違い - tech::hexagram" class="embed-card embed-blogcard" scrolling="no" frameborder="0" style="display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;"></iframe> https://images-fe.ssl-images-amazon.com/images/I/51nY-YLt2ZL._SL160_.jpg Hatena Blog https://hatena.blog 2016-01-01 14:53:46 rich https://manji602.hatenablog.com/entry/2016/01/01/145346 1.0 100%