babie https://blog.hatena.ne.jp/babie/ babie, you're my home https://babie.hatenablog.com/ ruby memo Hash#sort (実際は Enumerable)は、デフォルトで "ORDER BY key" だと嬉しい。よくやる操作だから。 #!/usr/bin/ruby class Symbol def <=> b self.to_s <=> b.to_s end end class Hash alias :default_sort :sort def sort &b unless b.nil? self.default_sort &b else self.to_a.sort { |a,b| a[0] <=> b[0] } end end end h = { :e => 1, :d => 2, :… 190 <iframe src="https://hatenablog-parts.com/embed?url=https%3A%2F%2Fbabie.hatenablog.com%2Fentry%2F20060215%2Fp4" title=" ハッシュのソート - babie, you&#39;re my home" 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 2006-02-15 00:00:03 rich https://babie.hatenablog.com/entry/20060215/p4 1.0 100%