パイプライン演算子のない言語でパイプライン演算もどき(関数の連鎖)を実現する方法 - Qiita

const HALFWIDEDIFF = 'ａ' - 'a' function toWideChar(str::String) return replace(str, r"[a-zA-Z0-9]" => x -> Char(codepoint(x[1]) + HALFWIDEDIFF)) end function toHalfChar(str::String) return replace(str, r"[Ａ-Ｚａ-ｚ０-９]" => x -> Char(codepoint(x[1]) - HALFWIDEDIFF)) end s = " hello " |> strip |> #両端の空白を削除 uppercase |> #大文字 toWideChar #全角 println(s) #ＨＥＬＬＯ const HALFWIDEDIFF = "ａ".charCodeAt(0) - "a".c