PySwiftyRegex 在Swift中以Pythonic方式轻松处理Regex。 这很容易 import PySwiftyRegex if let m = re. search ( " [Tt]his is (.*?)easy " , " I think this is really easy!!! " ) { m. group () // "this is really easy" m. group ( 1 ) // "really " } 请参阅。 要求 iOS 7.0以上/