/
githubmirror
/
Alamofire
Обзор
Документация
Войти
/
githubmirror
/
Alamofire
Код
Запросы
0
Пакеты
0
Релизы
0
Аналитика
Безопасность
master
docs/Structs/DataResponse.html
1 221 строка
69 KB
Jon Shier
Prepare 5.12.0 (#4035)
05 май 2026, 04:44
Не верифицирован
05 май 2026, 04:44
7595cbc
Код
Авторство
О чём код?
<!DOCTYPE html> <html lang="en"> <head> <title>DataResponse Structure Reference</title> <link rel="stylesheet" type="text/css" href="../css/jazzy.css" /> <link rel="stylesheet" type="text/css" href="../css/highlight.css" /> <meta charset="utf-8"> <script src="../js/jquery.min.js" defer></script> <script src="../js/jazzy.js" defer></script> <script src="../js/lunr.min.js" defer></script> <script src="../js/typeahead.jquery.js" defer></script> <script src="../js/jazzy.search.js" defer></script> </head> <body> <a name="//apple_ref/swift/Struct/DataResponse" class="dashAnchor"></a> <a title="DataResponse Structure Reference"></a> <header class="header"> <p class="header-col header-col--primary"> <a class="header-link" href="../index.html"> Alamofire 5.12.0 Docs </a> (96% documented) </p> <div class="header-col--secondary"> <form role="search" action="../search.json"> <input type="text" placeholder="Search documentation" data-typeahead> </form> </div> <p class="header-col header-col--secondary"> <a class="header-link" href="https://github.com/Alamofire/Alamofire"> <img class="header-icon" src="../img/gh.png" alt="GitHub"/> View on GitHub </a> </p> <p class="header-col header-col--secondary"> <a class="header-link" href="dash-feed://https%3A%2F%2Falamofire.github.io%2FAlamofire%2Fdocsets%2FAlamofire.xml"> <img class="header-icon" src="../img/dash.png" alt="Dash"/> Install in Dash </a> </p> </header> <p class="breadcrumbs"> <a class="breadcrumb" href="../index.html">Alamofire</a> <img class="carat" src="../img/carat.png" alt=""/> <a class="breadcrumb" href="../Structs.html">Structures</a> <img class="carat" src="../img/carat.png" alt=""/> DataResponse Structure Reference </p> <div class="content-wrapper"> <nav class="navigation"> <ul class="nav-groups"> <li class="nav-group-name"> <a class="nav-group-name-link" href="../Classes.html">Classes</a> <ul class="nav-group-tasks"> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/Adapter.html">Adapter</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/AlamofireNotifications.html">AlamofireNotifications</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/AuthenticationInterceptor.html">AuthenticationInterceptor</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/AuthenticationInterceptor/RefreshWindow.html">– RefreshWindow</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/ClosureEventMonitor.html">ClosureEventMonitor</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/CompositeEventMonitor.html">CompositeEventMonitor</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/CompositeTrustEvaluator.html">CompositeTrustEvaluator</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/ConnectionLostRetryPolicy.html">ConnectionLostRetryPolicy</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/DataRequest.html">DataRequest</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/DataResponseSerializer.html">DataResponseSerializer</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/DataStreamRequest.html">DataStreamRequest</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/DataStreamRequest/Stream.html">– Stream</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/DataStreamRequest/Event.html">– Event</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/DataStreamRequest/Completion.html">– Completion</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/DataStreamRequest/CancellationToken.html">– CancellationToken</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/DecodableResponseSerializer.html">DecodableResponseSerializer</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/DefaultTrustEvaluator.html">DefaultTrustEvaluator</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/DisabledTrustEvaluator.html">DisabledTrustEvaluator</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/DownloadRequest.html">DownloadRequest</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/DownloadRequest/Options.html">– Options</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/DownloadRequest/Downloadable.html">– Downloadable</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/Interceptor.html">Interceptor</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/JSONParameterEncoder.html">JSONParameterEncoder</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/JSONResponseSerializer.html">JSONResponseSerializer</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/MultipartFormData.html">MultipartFormData</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/NetworkReachabilityManager.html">NetworkReachabilityManager</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/NetworkReachabilityManager/NetworkReachabilityStatus.html">– NetworkReachabilityStatus</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/OfflineRetrier.html">OfflineRetrier</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/PinnedCertificatesTrustEvaluator.html">PinnedCertificatesTrustEvaluator</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/PublicKeysTrustEvaluator.html">PublicKeysTrustEvaluator</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/Request.html">Request</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/Request/State.html">– State</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/Request/ResponseDisposition.html">– ResponseDisposition</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/Retrier.html">Retrier</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/RetryPolicy.html">RetryPolicy</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/RevocationTrustEvaluator.html">RevocationTrustEvaluator</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/RevocationTrustEvaluator/Options.html">– Options</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/ServerTrustManager.html">ServerTrustManager</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/Session.html">Session</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/Session/RequestSetup.html">– RequestSetup</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/SessionDelegate.html">SessionDelegate</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/StringResponseSerializer.html">StringResponseSerializer</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/URLEncodedFormEncoder.html">URLEncodedFormEncoder</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/URLEncodedFormEncoder/ArrayEncoding.html">– ArrayEncoding</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/URLEncodedFormEncoder/BoolEncoding.html">– BoolEncoding</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/URLEncodedFormEncoder/DataEncoding.html">– DataEncoding</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/URLEncodedFormEncoder/DateEncoding.html">– DateEncoding</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/URLEncodedFormEncoder/KeyEncoding.html">– KeyEncoding</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/URLEncodedFormEncoder/KeyPathEncoding.html">– KeyPathEncoding</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/URLEncodedFormEncoder/NilEncoding.html">– NilEncoding</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/URLEncodedFormEncoder/SpaceEncoding.html">– SpaceEncoding</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/URLEncodedFormEncoder/Error.html">– Error</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/URLEncodedFormParameterEncoder.html">URLEncodedFormParameterEncoder</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/URLEncodedFormParameterEncoder/Destination.html">– Destination</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/UploadRequest.html">UploadRequest</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/UploadRequest/Uploadable.html">– Uploadable</a> </li> </ul> </li> <li class="nav-group-name"> <a class="nav-group-name-link" href="../Global%20Variables.html">Global Variables</a> <ul class="nav-group-tasks"> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Global%20Variables.html#/s:9Alamofire2AFAA7SessionCvp">AF</a> </li> </ul> </li> <li class="nav-group-name"> <a class="nav-group-name-link" href="../Enums.html">Enumerations</a> <ul class="nav-group-tasks"> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Enums/AFError.html">AFError</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Enums/AFError/MultipartEncodingFailureReason.html">– MultipartEncodingFailureReason</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Enums/AFError/UnexpectedInputStreamLength.html">– UnexpectedInputStreamLength</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Enums/AFError/ParameterEncodingFailureReason.html">– ParameterEncodingFailureReason</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Enums/AFError/ParameterEncoderFailureReason.html">– ParameterEncoderFailureReason</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Enums/AFError/ResponseValidationFailureReason.html">– ResponseValidationFailureReason</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Enums/AFError/ResponseSerializationFailureReason.html">– ResponseSerializationFailureReason</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Enums/AFError/ServerTrustFailureReason.html">– ServerTrustFailureReason</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Enums/AFError/URLRequestValidationFailureReason.html">– URLRequestValidationFailureReason</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Enums/AFInfo.html">AFInfo</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Enums/AuthenticationError.html">AuthenticationError</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Enums/RetryResult.html">RetryResult</a> </li> </ul> </li> <li class="nav-group-name"> <a class="nav-group-name-link" href="../Extensions.html">Extensions</a> <ul class="nav-group-tasks"> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Extensions.html#/s:Sa">Array</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Extensions.html#/c:objc(cs)NSBundle">Bundle</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Extensions/CharacterSet.html">CharacterSet</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Extensions/Error.html">Error</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Extensions/HTTPURLResponse.html">HTTPURLResponse</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Extensions.html#/s:10Foundation11JSONDecoderC">JSONDecoder</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Extensions/Notification.html">Notification</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Extensions.html#/c:@T@OSStatus">OSStatus</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Extensions.html#/s:10Foundation19PropertyListDecoderC">PropertyListDecoder</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Extensions.html#/c:@T@SecCertificateRef">SecCertificate</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Extensions.html#/c:@T@SecPolicyRef">SecPolicy</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Extensions.html#/c:@T@SecTrustRef">SecTrust</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Extensions.html#/c:@E@SecTrustResultType">SecTrustResultType</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Extensions/String.html">String</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Extensions/URL.html">URL</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Extensions/URLComponents.html">URLComponents</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Extensions/URLRequest.html">URLRequest</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Extensions/URLSessionConfiguration.html">URLSessionConfiguration</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Extensions/%5BServerTrustEvaluating%5D.html">[ServerTrustEvaluating]</a> </li> </ul> </li> <li class="nav-group-name"> <a class="nav-group-name-link" href="../Protocols.html">Protocols</a> <ul class="nav-group-tasks"> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Protocols/AlamofireExtended.html">AlamofireExtended</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Protocols/AuthenticationCredential.html">AuthenticationCredential</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Protocols/Authenticator.html">Authenticator</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Protocols/CachedResponseHandler.html">CachedResponseHandler</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Protocols/DataDecoder.html">DataDecoder</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Protocols/DataPreprocessor.html">DataPreprocessor</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Protocols/DataResponseSerializerProtocol.html">DataResponseSerializerProtocol</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Protocols/DataStreamSerializer.html">DataStreamSerializer</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Protocols/DownloadResponseSerializerProtocol.html">DownloadResponseSerializerProtocol</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Protocols/EmptyResponse.html">EmptyResponse</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Protocols/EventMonitor.html">EventMonitor</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Protocols/ParameterEncoder.html">ParameterEncoder</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Protocols/ParameterEncoding.html">ParameterEncoding</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Protocols/RedirectHandler.html">RedirectHandler</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Protocols/RequestAdapter.html">RequestAdapter</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Protocols/RequestDelegate.html">RequestDelegate</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Protocols/RequestInterceptor.html">RequestInterceptor</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Protocols/RequestRetrier.html">RequestRetrier</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Protocols/ResponseSerializer.html">ResponseSerializer</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Protocols/ServerTrustEvaluating.html">ServerTrustEvaluating</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Protocols/URLConvertible.html">URLConvertible</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Protocols/URLRequestConvertible.html">URLRequestConvertible</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Protocols.html#/s:9Alamofire17UploadConvertibleP">UploadConvertible</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Protocols/UploadableConvertible.html">UploadableConvertible</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Protocols/WebSocketMessageSerializer.html">WebSocketMessageSerializer</a> </li> </ul> </li> <li class="nav-group-name"> <a class="nav-group-name-link" href="../Structs.html">Structures</a> <ul class="nav-group-tasks"> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/AlamofireExtension.html">AlamofireExtension</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/DataResponse.html">DataResponse</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/DataResponsePublisher.html">DataResponsePublisher</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/DataStreamPublisher.html">DataStreamPublisher</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/DataStreamTask.html">DataStreamTask</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/DataTask.html">DataTask</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/DecodableStreamSerializer.html">DecodableStreamSerializer</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/DecodableWebSocketMessageDecoder.html">DecodableWebSocketMessageDecoder</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/DecodableWebSocketMessageDecoder/Error.html">– Error</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/DeflateRequestCompressor.html">DeflateRequestCompressor</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/DeflateRequestCompressor/DuplicateHeaderBehavior.html">– DuplicateHeaderBehavior</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/DeflateRequestCompressor.html#/s:9Alamofire24DeflateRequestCompressorV20DuplicateHeaderErrorV">– DuplicateHeaderError</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/DownloadResponse.html">DownloadResponse</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/DownloadResponsePublisher.html">DownloadResponsePublisher</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/DownloadTask.html">DownloadTask</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/Empty.html">Empty</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/GoogleXSSIPreprocessor.html">GoogleXSSIPreprocessor</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/HTTPHeader.html">HTTPHeader</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/HTTPHeaders.html">HTTPHeaders</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/HTTPMethod.html">HTTPMethod</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/JSONEncoding.html">JSONEncoding</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/JSONEncoding/Error.html">– Error</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/PassthroughPreprocessor.html">PassthroughPreprocessor</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/PassthroughStreamSerializer.html">PassthroughStreamSerializer</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/Redirector.html">Redirector</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/Redirector/Behavior.html">– Behavior</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/RequestAdapterState.html">RequestAdapterState</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/ResponseCacher.html">ResponseCacher</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/ResponseCacher/Behavior.html">– Behavior</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/StreamOf.html">StreamOf</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/StreamOf/Iterator.html">– Iterator</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/StringStreamSerializer.html">StringStreamSerializer</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/URLEncoding.html">URLEncoding</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/URLEncoding/Destination.html">– Destination</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/URLEncoding/ArrayEncoding.html">– ArrayEncoding</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/URLEncoding/BoolEncoding.html">– BoolEncoding</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/URLResponseSerializer.html">URLResponseSerializer</a> </li> </ul> </li> <li class="nav-group-name"> <a class="nav-group-name-link" href="../Typealiases.html">Type Aliases</a> <ul class="nav-group-tasks"> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Typealiases.html#/s:9Alamofire14AFDataResponsea">AFDataResponse</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Typealiases.html#/s:9Alamofire18AFDownloadResponsea">AFDownloadResponse</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Typealiases.html#/s:9Alamofire8AFResulta">AFResult</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Typealiases.html#/s:9Alamofire12AdaptHandlera">AdaptHandler</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Typealiases.html#/s:9Alamofire17DisabledEvaluatora">DisabledEvaluator</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Typealiases.html#/s:9Alamofire10Parametersa">Parameters</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Typealiases.html#/s:9Alamofire12RetryHandlera">RetryHandler</a> </li> </ul> </li> </ul> </nav> <article class="main-content"> <section class="section"> <div class="section-content top-matter"> <h1>DataResponse</h1> <div class="declaration"> <div class="language"> <pre class="highlight swift"><code><span class="kd">public</span> <span class="kd">struct</span> <span class="kt">DataResponse</span><span class="o"><</span><span class="kt">Success</span><span class="p">,</span> <span class="kt">Failure</span><span class="o">></span> <span class="p">:</span> <span class="kt">Sendable</span> <span class="k">where</span> <span class="kt">Success</span> <span class="p">:</span> <span class="kt">Sendable</span><span class="p">,</span> <span class="kt">Failure</span> <span class="p">:</span> <span class="kt">Error</span></code></pre> <pre class="highlight swift"><code><span class="kd">extension</span> <span class="kt">DataResponse</span><span class="p">:</span> <span class="kt">CustomStringConvertible</span><span class="p">,</span> <span class="kt">CustomDebugStringConvertible</span></code></pre> </div> </div> <p>Type used to store all values associated with a serialized response of a <code><a href="../Classes/DataRequest.html">DataRequest</a></code> or <code><a href="../Classes/UploadRequest.html">UploadRequest</a></code>.</p> </div> </section> <section class="section"> <div class="section-content"> <div class="task-group"> <ul class="item-container"> <li class="item"> <div> <code> <a name="/s:9Alamofire12DataResponseV7request10Foundation10URLRequestVSgvp"></a> <a name="//apple_ref/swift/Property/request" class="dashAnchor"></a> <a class="token" href="#/s:9Alamofire12DataResponseV7request10Foundation10URLRequestVSgvp">request</a> </code> </div> <div class="height-container"> <div class="pointer-container"></div> <section class="section"> <div class="pointer"></div> <div class="abstract"> <p>The URL request sent to the server.</p> </div> <div class="declaration"> <h4>Declaration</h4> <div class="language"> <p class="aside-title">Swift</p> <pre class="highlight swift"><code><span class="kd">public</span> <span class="k">let</span> <span class="nv">request</span><span class="p">:</span> <span class="kt">URLRequest</span><span class="p">?</span></code></pre> </div> </div> </section> </div> </li> <li class="item"> <div> <code> <a name="/s:9Alamofire12DataResponseV8responseSo17NSHTTPURLResponseCSgvp"></a> <a name="//apple_ref/swift/Property/response" class="dashAnchor"></a> <a class="token" href="#/s:9Alamofire12DataResponseV8responseSo17NSHTTPURLResponseCSgvp">response</a> </code> </div> <div class="height-container"> <div class="pointer-container"></div> <section class="section"> <div class="pointer"></div> <div class="abstract"> <p>The server’s response to the URL request.</p> </div> <div class="declaration"> <h4>Declaration</h4> <div class="language"> <p class="aside-title">Swift</p> <pre class="highlight swift"><code><span class="kd">public</span> <span class="k">let</span> <span class="nv">response</span><span class="p">:</span> <span class="kt">HTTPURLResponse</span><span class="p">?</span></code></pre> </div> </div> </section> </div> </li> <li class="item"> <div> <code> <a name="/s:9Alamofire12DataResponseV4data10Foundation0B0VSgvp"></a> <a name="//apple_ref/swift/Property/data" class="dashAnchor"></a> <a class="token" href="#/s:9Alamofire12DataResponseV4data10Foundation0B0VSgvp">data</a> </code> </div> <div class="height-container"> <div class="pointer-container"></div> <section class="section"> <div class="pointer"></div> <div class="abstract"> <p>The data returned by the server.</p> </div> <div class="declaration"> <h4>Declaration</h4> <div class="language"> <p class="aside-title">Swift</p> <pre class="highlight swift"><code><span class="kd">public</span> <span class="k">let</span> <span class="nv">data</span><span class="p">:</span> <span class="kt">Data</span><span class="p">?</span></code></pre> </div> </div> </section> </div> </li> <li class="item"> <div> <code> <a name="/s:9Alamofire12DataResponseV7metricsSo23NSURLSessionTaskMetricsCSgvp"></a> <a name="//apple_ref/swift/Property/metrics" class="dashAnchor"></a> <a class="token" href="#/s:9Alamofire12DataResponseV7metricsSo23NSURLSessionTaskMetricsCSgvp">metrics</a> </code> </div> <div class="height-container"> <div class="pointer-container"></div> <section class="section"> <div class="pointer"></div> <div class="abstract"> <p>The final metrics of the response.</p> <div class="aside aside-note"> <p class="aside-title">Note</p> Due to <code>FB7624529</code>, collection of <code>URLSessionTaskMetrics</code> on watchOS is currently disabled.` </div> </div> <div class="declaration"> <h4>Declaration</h4> <div class="language"> <p class="aside-title">Swift</p> <pre class="highlight swift"><code><span class="kd">public</span> <span class="k">let</span> <span class="nv">metrics</span><span class="p">:</span> <span class="kt">URLSessionTaskMetrics</span><span class="p">?</span></code></pre> </div> </div> </section> </div> </li> <li class="item"> <div> <code> <a name="/s:9Alamofire12DataResponseV21serializationDurationSdvp"></a> <a name="//apple_ref/swift/Property/serializationDuration" class="dashAnchor"></a> <a class="token" href="#/s:9Alamofire12DataResponseV21serializationDurationSdvp">serializationDuration</a> </code> </div> <div class="height-container"> <div class="pointer-container"></div> <section class="section"> <div class="pointer"></div> <div class="abstract"> <p>The time taken to serialize the response.</p> </div> <div class="declaration"> <h4>Declaration</h4> <div class="language"> <p class="aside-title">Swift</p> <pre class="highlight swift"><code><span class="kd">public</span> <span class="k">let</span> <span class="nv">serializationDuration</span><span class="p">:</span> <span class="kt">TimeInterval</span></code></pre> </div> </div> </section> </div> </li> <li class="item"> <div> <code> <a name="/s:9Alamofire12DataResponseV6results6ResultOyxq_Gvp"></a> <a name="//apple_ref/swift/Property/result" class="dashAnchor"></a> <a class="token" href="#/s:9Alamofire12DataResponseV6results6ResultOyxq_Gvp">result</a> </code> </div> <div class="height-container"> <div class="pointer-container"></div> <section class="section"> <div class="pointer"></div> <div class="abstract"> <p>The result of response serialization.</p> </div> <div class="declaration"> <h4>Declaration</h4> <div class="language"> <p class="aside-title">Swift</p> <pre class="highlight swift"><code><span class="kd">public</span> <span class="k">let</span> <span class="nv">result</span><span class="p">:</span> <span class="kt">Result</span><span class="o"><</span><span class="kt">Success</span><span class="p">,</span> <span class="kt">Failure</span><span class="o">></span></code></pre> </div> </div> </section> </div> </li> <li class="item"> <div> <code> <a name="/s:9Alamofire12DataResponseV5valuexSgvp"></a> <a name="//apple_ref/swift/Property/value" class="dashAnchor"></a> <a class="token" href="#/s:9Alamofire12DataResponseV5valuexSgvp">value</a> </code> </div> <div class="height-container"> <div class="pointer-container"></div> <section class="section"> <div class="pointer"></div> <div class="abstract"> <p>Returns the associated value of the result if it is a success, <code>nil</code> otherwise.</p> </div> <div class="declaration"> <h4>Declaration</h4> <div class="language"> <p class="aside-title">Swift</p> <pre class="highlight swift"><code><span class="kd">public</span> <span class="k">var</span> <span class="nv">value</span><span class="p">:</span> <span class="kt">Success</span><span class="p">?</span> <span class="p">{</span> <span class="k">get</span> <span class="p">}</span></code></pre> </div> </div> </section> </div> </li> <li class="item"> <div> <code> <a name="/s:9Alamofire12DataResponseV5errorq_Sgvp"></a> <a name="//apple_ref/swift/Property/error" class="dashAnchor"></a> <a class="token" href="#/s:9Alamofire12DataResponseV5errorq_Sgvp">error</a> </code> </div> <div class="height-container"> <div class="pointer-container"></div> <section class="section"> <div class="pointer"></div> <div class="abstract"> <p>Returns the associated error value if the result if it is a failure, <code>nil</code> otherwise.</p> </div> <div class="declaration"> <h4>Declaration</h4> <div class="language"> <p class="aside-title">Swift</p> <pre class="highlight swift"><code><span class="kd">public</span> <span class="k">var</span> <span class="nv">error</span><span class="p">:</span> <span class="kt">Failure</span><span class="p">?</span> <span class="p">{</span> <span class="k">get</span> <span class="p">}</span></code></pre> </div> </div> </section> </div> </li> <li class="item"> <div> <code> <a name="/s:9Alamofire12DataResponseV7request8response4data7metrics21serializationDuration6resultACyxq_G10Foundation10URLRequestVSg_So17NSHTTPURLResponseCSgAK0B0VSgSo23NSURLSessionTaskMetricsCSgSds6ResultOyxq_Gtcfc"></a> <a name="//apple_ref/swift/Method/init(request:response:data:metrics:serializationDuration:result:)" class="dashAnchor"></a> <a class="token" href="#/s:9Alamofire12DataResponseV7request8response4data7metrics21serializationDuration6resultACyxq_G10Foundation10URLRequestVSg_So17NSHTTPURLResponseCSgAK0B0VSgSo23NSURLSessionTaskMetricsCSgSds6ResultOyxq_Gtcfc">init(request:<wbr>response:<wbr>data:<wbr>metrics:<wbr>serializationDuration:<wbr>result:<wbr>)</a> </code> </div> <div class="height-container"> <div class="pointer-container"></div> <section class="section"> <div class="pointer"></div> <div class="abstract"> <p>Creates a <code>DataResponse</code> instance with the specified parameters derived from the response serialization.</p> </div> <div class="declaration"> <h4>Declaration</h4> <div class="language"> <p class="aside-title">Swift</p> <pre class="highlight swift"><code><span class="kd">public</span> <span class="nf">init</span><span class="p">(</span><span class="nv">request</span><span class="p">:</span> <span class="kt">URLRequest</span><span class="p">?,</span> <span class="nv">response</span><span class="p">:</span> <span class="kt">HTTPURLResponse</span><span class="p">?,</span> <span class="nv">data</span><span class="p">:</span> <span class="kt">Data</span><span class="p">?,</span> <span class="nv">metrics</span><span class="p">:</span> <span class="kt">URLSessionTaskMetrics</span><span class="p">?,</span> <span class="nv">serializationDuration</span><span class="p">:</span> <span class="kt">TimeInterval</span><span class="p">,</span> <span class="nv">result</span><span class="p">:</span> <span class="kt">Result</span><span class="o"><</span><span class="kt">Success</span><span class="p">,</span> <span class="kt">Failure</span><span class="o">></span><span class="p">)</span></code></pre> </div> </div> <div> <h4>Parameters</h4> <table class="graybox"> <tbody> <tr> <td> <code> <em>request</em> </code> </td> <td> <div> <p>The <code>URLRequest</code> sent to the server.</p> </div> </td> </tr> <tr> <td> <code> <em>response</em> </code> </td> <td> <div> <p>The <code>HTTPURLResponse</code> from the server.</p> </div> </td> </tr> <tr> <td> <code> <em>data</em> </code> </td> <td> <div> <p>The <code>Data</code> returned by the server.</p> </div> </td> </tr> <tr> <td> <code> <em>metrics</em> </code> </td> <td> <div> <p>The <code>URLSessionTaskMetrics</code> of the <code><a href="../Classes/DataRequest.html">DataRequest</a></code> or <code><a href="../Classes/UploadRequest.html">UploadRequest</a></code>.</p> </div> </td> </tr> <tr> <td> <code> <em>serializationDuration</em> </code> </td> <td> <div> <p>The duration taken by serialization.</p> </div> </td> </tr> <tr> <td> <code> <em>result</em> </code> </td> <td> <div> <p>The <code>Result</code> of response serialization.</p> </div> </td> </tr> </tbody> </table> </div> </section> </div> </li> <li class="item"> <div> <code> <a name="/s:9Alamofire12DataResponseV11descriptionSSvp"></a> <a name="//apple_ref/swift/Property/description" class="dashAnchor"></a> <a class="token" href="#/s:9Alamofire12DataResponseV11descriptionSSvp">description</a> </code> </div> <div class="height-container"> <div class="pointer-container"></div> <section class="section"> <div class="pointer"></div> <div class="abstract"> <p>The textual representation used when written to an output stream, which includes whether the result was a success or failure.</p> </div> <div class="declaration"> <h4>Declaration</h4> <div class="language"> <p class="aside-title">Swift</p> <pre class="highlight swift"><code><span class="kd">public</span> <span class="k">var</span> <span class="nv">description</span><span class="p">:</span> <span class="kt">String</span> <span class="p">{</span> <span class="k">get</span> <span class="p">}</span></code></pre> </div> </div> </section> </div> </li> <li class="item"> <div> <code> <a name="/s:9Alamofire12DataResponseV16debugDescriptionSSvp"></a> <a name="//apple_ref/swift/Property/debugDescription" class="dashAnchor"></a> <a class="token" href="#/s:9Alamofire12DataResponseV16debugDescriptionSSvp">debugDescription</a> </code> </div> <div class="height-container"> <div class="pointer-container"></div> <section class="section"> <div class="pointer"></div> <div class="abstract"> <p>The debug textual representation used when written to an output stream, which includes (if available) a summary of the <code>URLRequest</code>, the request’s headers and body (if decodable as a <code>String</code> below 100KB); the <code>HTTPURLResponse</code>‘s status code, headers, and body; the duration of the network and serialization actions; and the <code>Result</code> of serialization.</p> </div> <div class="declaration"> <h4>Declaration</h4> <div class="language"> <p class="aside-title">Swift</p> <pre class="highlight swift"><code><span class="kd">public</span> <span class="k">var</span> <span class="nv">debugDescription</span><span class="p">:</span> <span class="kt">String</span> <span class="p">{</span> <span class="k">get</span> <span class="p">}</span></code></pre> </div> </div> </section> </div> </li> <li class="item"> <div> <code> <a name="/s:9Alamofire12DataResponseV3mapyACyqd__q_Gqd__xXEs8SendableRd__lF"></a> <a name="//apple_ref/swift/Method/map(_:)" class="dashAnchor"></a> <a class="token" href="#/s:9Alamofire12DataResponseV3mapyACyqd__q_Gqd__xXEs8SendableRd__lF">map(_:<wbr>)</a> </code> </div> <div class="height-container"> <div class="pointer-container"></div> <section class="section"> <div class="pointer"></div> <div class="abstract"> <p>Evaluates the specified closure when the result of this <code>DataResponse</code> is a success, passing the unwrapped result value as a parameter.</p> <p>Use the <code>map</code> method with a closure that does not throw. For example:</p> <pre class="highlight swift"><code><span class="k">let</span> <span class="nv">possibleData</span><span class="p">:</span> <span class="kt">DataResponse</span><span class="o"><</span><span class="kt">Data</span><span class="o">></span> <span class="o">=</span> <span class="o">...</span> <span class="k">let</span> <span class="nv">possibleInt</span> <span class="o">=</span> <span class="n">possibleData</span><span class="o">.</span><span class="n">map</span> <span class="p">{</span> <span class="nv">$0</span><span class="o">.</span><span class="n">count</span> <span class="p">}</span> </code></pre> </div> <div class="declaration"> <h4>Declaration</h4> <div class="language"> <p class="aside-title">Swift</p> <pre class="highlight swift"><code><span class="kd">public</span> <span class="kd">func</span> <span class="n">map</span><span class="o"><</span><span class="kt">NewSuccess</span><span class="o">></span><span class="p">(</span><span class="n">_</span> <span class="nv">transform</span><span class="p">:</span> <span class="p">(</span><span class="kt">Success</span><span class="p">)</span> <span class="o">-></span> <span class="kt">NewSuccess</span><span class="p">)</span> <span class="o">-></span> <span class="kt">DataResponse</span><span class="o"><</span><span class="kt">NewSuccess</span><span class="p">,</span> <span class="kt">Failure</span><span class="o">></span> <span class="k">where</span> <span class="kt">NewSuccess</span> <span class="p">:</span> <span class="kt">Sendable</span></code></pre> </div> </div> <div> <h4>Parameters</h4> <table class="graybox"> <tbody> <tr> <td> <code> <em>transform</em> </code> </td> <td> <div> <p>A closure that takes the success value of the instance’s result.</p> </div> </td> </tr> </tbody> </table> </div> <div> <h4>Return Value</h4> <p>A <code>DataResponse</code> whose result wraps the value returned by the given closure. If this instance’s result is a failure, returns a response wrapping the same failure.</p> </div> </section> </div> </li> <li class="item"> <div> <code> <a name="/s:9Alamofire12DataResponseV6tryMapyACyqd__s5Error_pGqd__xKXEs8SendableRd__lF"></a> <a name="//apple_ref/swift/Method/tryMap(_:)" class="dashAnchor"></a> <a class="token" href="#/s:9Alamofire12DataResponseV6tryMapyACyqd__s5Error_pGqd__xKXEs8SendableRd__lF">tryMap(_:<wbr>)</a> </code> </div> <div class="height-container"> <div class="pointer-container"></div> <section class="section"> <div class="pointer"></div> <div class="abstract"> <p>Evaluates the given closure when the result of this <code>DataResponse</code> is a success, passing the unwrapped result value as a parameter.</p> <p>Use the <code>tryMap</code> method with a closure that may throw an error. For example:</p> <pre class="highlight swift"><code><span class="k">let</span> <span class="nv">possibleData</span><span class="p">:</span> <span class="kt">DataResponse</span><span class="o"><</span><span class="kt">Data</span><span class="o">></span> <span class="o">=</span> <span class="o">...</span> <span class="k">let</span> <span class="nv">possibleObject</span> <span class="o">=</span> <span class="n">possibleData</span><span class="o">.</span><span class="n">tryMap</span> <span class="p">{</span> <span class="k">try</span> <span class="kt">JSONSerialization</span><span class="o">.</span><span class="nf">jsonObject</span><span class="p">(</span><span class="nv">with</span><span class="p">:</span> <span class="nv">$0</span><span class="p">)</span> <span class="p">}</span> </code></pre> </div> <div class="declaration"> <h4>Declaration</h4> <div class="language"> <p class="aside-title">Swift</p> <pre class="highlight swift"><code><span class="kd">public</span> <span class="kd">func</span> <span class="n">tryMap</span><span class="o"><</span><span class="kt">NewSuccess</span><span class="o">></span><span class="p">(</span><span class="n">_</span> <span class="nv">transform</span><span class="p">:</span> <span class="p">(</span><span class="kt">Success</span><span class="p">)</span> <span class="k">throws</span> <span class="o">-></span> <span class="kt">NewSuccess</span><span class="p">)</span> <span class="o">-></span> <span class="kt">DataResponse</span><span class="o"><</span><span class="kt">NewSuccess</span><span class="p">,</span> <span class="kd">any</span> <span class="kt">Error</span><span class="o">></span> <span class="k">where</span> <span class="kt">NewSuccess</span> <span class="p">:</span> <span class="kt">Sendable</span></code></pre> </div> </div> <div> <h4>Parameters</h4> <table class="graybox"> <tbody> <tr> <td> <code> <em>transform</em> </code> </td> <td> <div> <p>A closure that takes the success value of the instance’s result.</p> </div> </td> </tr> </tbody> </table> </div> <div> <h4>Return Value</h4> <p>A success or failure <code>DataResponse</code> depending on the result of the given closure. If this instance’s result is a failure, returns the same failure.</p> </div> </section> </div> </li> <li class="item"> <div> <code> <a name="/s:9Alamofire12DataResponseV8mapErroryACyxqd__Gqd__q_XEs0E0Rd__lF"></a> <a name="//apple_ref/swift/Method/mapError(_:)" class="dashAnchor"></a> <a class="token" href="#/s:9Alamofire12DataResponseV8mapErroryACyxqd__Gqd__q_XEs0E0Rd__lF">mapError(_:<wbr>)</a> </code> </div> <div class="height-container"> <div class="pointer-container"></div> <section class="section"> <div class="pointer"></div> <div class="abstract"> <p>Evaluates the specified closure when the <code>DataResponse</code> is a failure, passing the unwrapped error as a parameter.</p> <p>Use the <code>mapError</code> function with a closure that does not throw. For example:</p> <pre class="highlight swift"><code><span class="k">let</span> <span class="nv">possibleData</span><span class="p">:</span> <span class="kt">DataResponse</span><span class="o"><</span><span class="kt">Data</span><span class="o">></span> <span class="o">=</span> <span class="o">...</span> <span class="k">let</span> <span class="nv">withMyError</span> <span class="o">=</span> <span class="n">possibleData</span><span class="o">.</span><span class="n">mapError</span> <span class="p">{</span> <span class="kt">MyError</span><span class="o">.</span><span class="nf">error</span><span class="p">(</span><span class="nv">$0</span><span class="p">)</span> <span class="p">}</span> </code></pre> </div> <div class="declaration"> <h4>Declaration</h4> <div class="language"> <p class="aside-title">Swift</p> <pre class="highlight swift"><code><span class="kd">public</span> <span class="kd">func</span> <span class="n">mapError</span><span class="o"><</span><span class="kt">NewFailure</span><span class="o">></span><span class="p">(</span><span class="n">_</span> <span class="nv">transform</span><span class="p">:</span> <span class="p">(</span><span class="kt">Failure</span><span class="p">)</span> <span class="o">-></span> <span class="kt">NewFailure</span><span class="p">)</span> <span class="o">-></span> <span class="kt">DataResponse</span><span class="o"><</span><span class="kt">Success</span><span class="p">,</span> <span class="kt">NewFailure</span><span class="o">></span> <span class="k">where</span> <span class="kt">NewFailure</span> <span class="p">:</span> <span class="kt">Error</span></code></pre> </div> </div> <div> <h4>Parameters</h4> <table class="graybox"> <tbody> <tr> <td> <code> <em>transform</em> </code> </td> <td> <div> <p>A closure that takes the error of the instance.</p> </div> </td> </tr> </tbody> </table> </div> <div> <h4>Return Value</h4> <p>A <code>DataResponse</code> instance containing the result of the transform.</p> </div> </section> </div> </li> <li class="item"> <div> <code> <a name="/s:9Alamofire12DataResponseV11tryMapErroryACyxs0F0_pGqd__q_KXEsAERd__lF"></a> <a name="//apple_ref/swift/Method/tryMapError(_:)" class="dashAnchor"></a> <a class="token" href="#/s:9Alamofire12DataResponseV11tryMapErroryACyxs0F0_pGqd__q_KXEsAERd__lF">tryMapError(_:<wbr>)</a> </code> </div> <div class="height-container"> <div class="pointer-container"></div> <section class="section"> <div class="pointer"></div> <div class="abstract"> <p>Evaluates the specified closure when the <code>DataResponse</code> is a failure, passing the unwrapped error as a parameter.</p> <p>Use the <code>tryMapError</code> function with a closure that may throw an error. For example:</p> <pre class="highlight swift"><code><span class="k">let</span> <span class="nv">possibleData</span><span class="p">:</span> <span class="kt">DataResponse</span><span class="o"><</span><span class="kt">Data</span><span class="o">></span> <span class="o">=</span> <span class="o">...</span> <span class="k">let</span> <span class="nv">possibleObject</span> <span class="o">=</span> <span class="n">possibleData</span><span class="o">.</span><span class="n">tryMapError</span> <span class="p">{</span> <span class="k">try</span> <span class="nf">someFailableFunction</span><span class="p">(</span><span class="nv">taking</span><span class="p">:</span> <span class="nv">$0</span><span class="p">)</span> <span class="p">}</span> </code></pre> </div> <div class="declaration"> <h4>Declaration</h4> <div class="language"> <p class="aside-title">Swift</p> <pre class="highlight swift"><code><span class="kd">public</span> <span class="kd">func</span> <span class="n">tryMapError</span><span class="o"><</span><span class="kt">NewFailure</span><span class="o">></span><span class="p">(</span><span class="n">_</span> <span class="nv">transform</span><span class="p">:</span> <span class="p">(</span><span class="kt">Failure</span><span class="p">)</span> <span class="k">throws</span> <span class="o">-></span> <span class="kt">NewFailure</span><span class="p">)</span> <span class="o">-></span> <span class="kt">DataResponse</span><span class="o"><</span><span class="kt">Success</span><span class="p">,</span> <span class="kd">any</span> <span class="kt">Error</span><span class="o">></span> <span class="k">where</span> <span class="kt">NewFailure</span> <span class="p">:</span> <span class="kt">Error</span></code></pre> </div> </div> <div> <h4>Parameters</h4> <table class="graybox"> <tbody> <tr> <td> <code> <em>transform</em> </code> </td> <td> <div> <p>A throwing closure that takes the error of the instance.</p> </div> </td> </tr> </tbody> </table> </div> <div> <h4>Return Value</h4> <p>A <code>DataResponse</code> instance containing the result of the transform.</p> </div> </section> </div> </li> </ul> </div> </div> </section> </article> </div> <section class="footer"> <p>© 2026 <a class="link" href="http://alamofire.org/" target="_blank" rel="external noopener">Alamofire Software Foundation</a>. All rights reserved. (Last updated: 2026-05-04)</p> <p>Generated by <a class="link" href="https://github.com/realm/jazzy" target="_blank" rel="external noopener">jazzy ♪♫ v0.15.4</a>, a <a class="link" href="https://realm.io" target="_blank" rel="external noopener">Realm</a> project.</p> </section> </body> </html>