Regex：Swift令人愉悦且富有表现力的正则表达式类型

正则表达式 模式匹配像老板。 用法 创建： // Use `Regex.init(_:)` to build a regex from a static pattern let greeting = Regex ( " hello (world|universe) " ) // Use `Regex.init(string:)` to construct a regex from dynamic data, and // gracefully handle invalid input var validations: [ String : Regex] for (name, pattern) in config. loadValidations () { do { validations[name] = try Regex ( string : pattern) } ca