mirror
/
Alamofire
дзеркало https://github.com/Alamofire/Alamofire.git


			
				
					
						
						
							12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061626364656667686970717273747576777879808182838485868788899091929394959697989910010110210310410510610710810911011111211311411511611711811912012112212312412512612712812913013113213313413513613713813914014114214314414514614714814915015115215315415515615715815916016116216316416516616716816917017117217317417517617717817918018118218318418518618718818919019119219319419519619719819920020120220320420520620720820921021121221321421521621721821922022122222322422522622722822923023123223323423523623723823924024124224324424524624724824925025125225325425525625725825926026126226326426526626726826927027127227327427527627727827928028128228328428528628728828929029129229329429529629729829930030130230330430530630730830931031131231331431531631731831932032132232332432532632732832933033133233333433533633733833934034134234334434534634734834935035135235335435535635735835936036136236336436536636736836937037137237337437537637737837938038138238338438538638738838939039139239339439539639739839940040140240340440540640740840941041141241341441541641741841942042142242342442542642742842943043143243343443543643743843944044144244344444544644744844945045145245345445545645745845946046146246346446546646746846947047147247347447547647747847948048148248348448548648748848949049149249349449549649749849950050150250350450550650750850951051151251351451551651751851952052152252352452552652752852953053153253353453553653753853954054154254354454554654754854955055155255355455555655755855956056156256356456556656756856957057157257357457557657757857958058158258358458558658758858959059159259359459559659759859960060160260360460560660760860961061161261361461561661761861962062162262362462562662762862963063163263363463563663763863964064164264364464564664764864965065165265365465565665765865966066166266366466566666766866967067167267367467567667767867968068168268368468568668768868969069169269369469569669769869970070170270370470570670770870971071171271371471571671771871972072172272372472572672772872973073173273373473573673773873974074174274374474574674774874975075175275375475575675775875976076176276376476576676776876977077177277377477577677777877978078178278378478578678778878979079179279379479579679779879980080180280380480580680780880981081181281381481581681781881982082182282382482582682782882983083183283383483583683783883984084184284384484584684784884985085185285385485585685785885986086186286386486586686786886987087187287387487587687787887988088188288388488588688788888989089189289389489589689789889990090190290390490590690790890991091191291391491591691791891992092192292392492592692792892993093193293393493593693793893994094194294394494594694794894995095195295395495595695795895996096196296396496596696796896997097197297397497597697797897998098198298398498598698798898999099199299399499599699799899910001001100210031004100510061007100810091010101110121013101410151016101710181019102010211022102310241025102610271028102910301031103210331034103510361037103810391040104110421043104410451046104710481049105010511052105310541055105610571058105910601061106210631064106510661067106810691070107110721073107410751076107710781079108010811082108310841085108610871088108910901091109210931094109510961097109810991100110111021103110411051106110711081109111011111112111311141115111611171118111911201121112211231124112511261127112811291130113111321133113411351136113711381139114011411142114311441145114611471148114911501151115211531154115511561157
							<!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 5.4.0 Docs
        </a>
         (97% documented)
      </p>
    
      <p class="header-col--secondary">
        <form role="search" action="../search.json">
          <input type="text" placeholder="Search documentation" data-typeahead>
        </form>
      </p>
    
        <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"/>
            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"/>
            Install in Dash
          </a>
        </p>
    </header>

    <p class="breadcrumbs">
      <a class="breadcrumb" href="../index.html">Alamofire Reference</a>
      <img class="carat" src="../img/carat.png" />
      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/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/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/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/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/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/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/Array.html">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>
            </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>
            </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/DecodableStreamSerializer.html">DecodableStreamSerializer</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/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/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/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/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">&lt;</span><span class="kt">Success</span><span class="p">,</span> <span class="kt">Failure</span><span class="o">&gt;</span> <span class="k">where</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&rsquo;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">&lt;</span><span class="kt">Success</span><span class="p">,</span> <span class="kt">Failure</span><span class="o">&gt;</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">&lt;</span><span class="kt">Success</span><span class="p">,</span> <span class="kt">Failure</span><span class="o">&gt;</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&rsquo;s headers and body (if decodable as a <code>String</code> below 100KB); the
<code>HTTPURLResponse</code>&lsquo;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__xXElF"></a>
                    <a name="//apple_ref/swift/Method/map(_:)" class="dashAnchor"></a>
                    <a class="token" href="#/s:9Alamofire12DataResponseV3mapyACyqd__q_Gqd__xXElF">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">&lt;</span><span class="kt">Data</span><span class="o">&gt;</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">&lt;</span><span class="kt">NewSuccess</span><span class="o">&gt;</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">-&gt;</span> <span class="kt">NewSuccess</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kt">DataResponse</span><span class="o">&lt;</span><span class="kt">NewSuccess</span><span class="p">,</span> <span class="kt">Failure</span><span class="o">&gt;</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&rsquo;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&rsquo;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__xKXElF"></a>
                    <a name="//apple_ref/swift/Method/tryMap(_:)" class="dashAnchor"></a>
                    <a class="token" href="#/s:9Alamofire12DataResponseV6tryMapyACyqd__s5Error_pGqd__xKXElF">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">&lt;</span><span class="kt">Data</span><span class="o">&gt;</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">&lt;</span><span class="kt">NewSuccess</span><span class="o">&gt;</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">-&gt;</span> <span class="kt">NewSuccess</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kt">DataResponse</span><span class="o">&lt;</span><span class="kt">NewSuccess</span><span class="p">,</span> <span class="kt">Error</span><span class="o">&gt;</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&rsquo;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&rsquo;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">&lt;</span><span class="kt">Data</span><span class="o">&gt;</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">&lt;</span><span class="kt">NewFailure</span><span class="o">&gt;</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">-&gt;</span> <span class="kt">NewFailure</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kt">DataResponse</span><span class="o">&lt;</span><span class="kt">Success</span><span class="p">,</span> <span class="kt">NewFailure</span><span class="o">&gt;</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">&lt;</span><span class="kt">Data</span><span class="o">&gt;</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">&lt;</span><span class="kt">NewFailure</span><span class="o">&gt;</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">-&gt;</span> <span class="kt">NewFailure</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kt">DataResponse</span><span class="o">&lt;</span><span class="kt">Success</span><span class="p">,</span> <span class="kt">Error</span><span class="o">&gt;</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>&copy; 2020 <a class="link" href="http://alamofire.org/" target="_blank" rel="external">Alamofire Software Foundation</a>. All rights reserved. (Last updated: 2020-12-20)</p>
      <p>Generated by <a class="link" href="https://github.com/realm/jazzy" target="_blank" rel="external">jazzy ♪♫ v0.13.6</a>, a <a class="link" href="https://realm.io" target="_blank" rel="external">Realm</a> project.</p>
    </section>
  </body>
</div>
</html>