반응형 NSPredicate1 [OS - 🍎 macOS] macOS 유효한 URL 확인하기 (How to check validity of URL in Swift) 👓 NSPredicate A definition of logical conditions used to constrain a search either for a fetch or for in-memory filtering. 📔 Check validity of URL Source Code by Swift func checkValidWebURL(url: String) -> Bool { let urlRegEx = "^(https?://)?(www\\.)?([-a-z0-9]{1,63}\\.)*?[a-z0-9][-a-z0-9]{0,61}[a-z0-9]\\.[a-z]{2,6}(/[-\\w@\\+\\.~#\\?&/=%]*)?$" let urlTest = NSPredicate(format:"SELF MATCHES %@",.. 2019. 11. 25. 이전 1 다음 반응형