argius https://blog.hatena.ne.jp/argius/ argius note https://argius.hatenablog.jp/ Ruby 演算子オーバーライド。（キケンです！絶対に真似しないでください！） class String def -(s) gsub(s, "") end def /(i) self[0, length / 2] end def **(i) s = self and i.times do s *= i end and s end end s = "squeak" puts s + "y" puts s - "ak" + "eze" puts s * 3 puts s / 2 puts s ** 3 squeaky squeeze squeaksqueaksqueak squ squeaksqueaksqu… 190 <iframe src="https://hatenablog-parts.com/embed?url=https%3A%2F%2Fargius.hatenablog.jp%2Fentry%2F20060404%2F1144163871" title="演算子の再定義.....? - argius note" 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 2006-04-04 00:17:51 rich https://argius.hatenablog.jp/entry/20060404/1144163871 1.0 100%