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  272.               <li class="nav-group-task">
    273. 

  273.                 <a class="nav-group-task-link" href="../Extensions/CharacterSet.html">CharacterSet</a>
    274. 

  274.               </li>
    275. 

  275.               <li class="nav-group-task">
    276. 

  276.                 <a class="nav-group-task-link" href="../Extensions/Error.html">Error</a>
    277. 

  277.               </li>
    278. 

  278.               <li class="nav-group-task">
    279. 

  279.                 <a class="nav-group-task-link" href="../Extensions/HTTPURLResponse.html">HTTPURLResponse</a>
    280. 

  280.               </li>
    281. 

  281.               <li class="nav-group-task">
    282. 

  282.                 <a class="nav-group-task-link" href="../Extensions.html#/s:10Foundation11JSONDecoderC">JSONDecoder</a>
    283. 

  283.               </li>
    284. 

  284.               <li class="nav-group-task">
    285. 

  285.                 <a class="nav-group-task-link" href="../Extensions/Notification.html">Notification</a>
    286. 

  286.               </li>
    287. 

  287.               <li class="nav-group-task">
    288. 

  288.                 <a class="nav-group-task-link" href="../Extensions.html#/c:@T@OSStatus">OSStatus</a>
    289. 

  289.               </li>
    290. 

  290.               <li class="nav-group-task">
    291. 

  291.                 <a class="nav-group-task-link" href="../Extensions.html#/s:10Foundation19PropertyListDecoderC">PropertyListDecoder</a>
    292. 

  292.               </li>
    293. 

  293.               <li class="nav-group-task">
    294. 

  294.                 <a class="nav-group-task-link" href="../Extensions.html#/c:@T@SecCertificateRef">SecCertificate</a>
    295. 

  295.               </li>
    296. 

  296.               <li class="nav-group-task">
    297. 

  297.                 <a class="nav-group-task-link" href="../Extensions.html#/c:@T@SecPolicyRef">SecPolicy</a>
    298. 

  298.               </li>
    299. 

  299.               <li class="nav-group-task">
    300. 

  300.                 <a class="nav-group-task-link" href="../Extensions.html#/c:@T@SecTrustRef">SecTrust</a>
    301. 

  301.               </li>
    302. 

  302.               <li class="nav-group-task">
    303. 

  303.                 <a class="nav-group-task-link" href="../Extensions.html#/c:@E@SecTrustResultType">SecTrustResultType</a>
    304. 

  304.               </li>
    305. 

  305.               <li class="nav-group-task">
    306. 

  306.                 <a class="nav-group-task-link" href="../Extensions/String.html">String</a>
    307. 

  307.               </li>
    308. 

  308.               <li class="nav-group-task">
    309. 

  309.                 <a class="nav-group-task-link" href="../Extensions/URL.html">URL</a>
    310. 

  310.               </li>
    311. 

  311.               <li class="nav-group-task">
    312. 

  312.                 <a class="nav-group-task-link" href="../Extensions/URLComponents.html">URLComponents</a>
    313. 

  313.               </li>
    314. 

  314.               <li class="nav-group-task">
    315. 

  315.                 <a class="nav-group-task-link" href="../Extensions/URLRequest.html">URLRequest</a>
    316. 

  316.               </li>
    317. 

  317.               <li class="nav-group-task">
    318. 

  318.                 <a class="nav-group-task-link" href="../Extensions/URLSessionConfiguration.html">URLSessionConfiguration</a>
    319. 

  319.               </li>
    320. 

  320.             </ul>
    321. 

  321.           </li>
    322. 

  322.           <li class="nav-group-name">
    323. 

  323.             <a class="nav-group-name-link" href="../Protocols.html">Protocols</a>
    324. 

  324.             <ul class="nav-group-tasks">
    325. 

  325.               <li class="nav-group-task">
    326. 

  326.                 <a class="nav-group-task-link" href="../Protocols/AlamofireExtended.html">AlamofireExtended</a>
    327. 

  327.               </li>
    328. 

  328.               <li class="nav-group-task">
    329. 

  329.                 <a class="nav-group-task-link" href="../Protocols/AuthenticationCredential.html">AuthenticationCredential</a>
    330. 

  330.               </li>
    331. 

  331.               <li class="nav-group-task">
    332. 

  332.                 <a class="nav-group-task-link" href="../Protocols/Authenticator.html">Authenticator</a>
    333. 

  333.               </li>
    334. 

  334.               <li class="nav-group-task">
    335. 

  335.                 <a class="nav-group-task-link" href="../Protocols/CachedResponseHandler.html">CachedResponseHandler</a>
    336. 

  336.               </li>
    337. 

  337.               <li class="nav-group-task">
    338. 

  338.                 <a class="nav-group-task-link" href="../Protocols/DataDecoder.html">DataDecoder</a>
    339. 

  339.               </li>
    340. 

  340.               <li class="nav-group-task">
    341. 

  341.                 <a class="nav-group-task-link" href="../Protocols/DataPreprocessor.html">DataPreprocessor</a>
    342. 

  342.               </li>
    343. 

  343.               <li class="nav-group-task">
    344. 

  344.                 <a class="nav-group-task-link" href="../Protocols/DataResponseSerializerProtocol.html">DataResponseSerializerProtocol</a>
    345. 

  345.               </li>
    346. 

  346.               <li class="nav-group-task">
    347. 

  347.                 <a class="nav-group-task-link" href="../Protocols/DataStreamSerializer.html">DataStreamSerializer</a>
    348. 

  348.               </li>
    349. 

  349.               <li class="nav-group-task">
    350. 

  350.                 <a class="nav-group-task-link" href="../Protocols/DownloadResponseSerializerProtocol.html">DownloadResponseSerializerProtocol</a>
    351. 

  351.               </li>
    352. 

  352.               <li class="nav-group-task">
    353. 

  353.                 <a class="nav-group-task-link" href="../Protocols/EmptyResponse.html">EmptyResponse</a>
    354. 

  354.               </li>
    355. 

  355.               <li class="nav-group-task">
    356. 

  356.                 <a class="nav-group-task-link" href="../Protocols/EventMonitor.html">EventMonitor</a>
    357. 

  357.               </li>
    358. 

  358.               <li class="nav-group-task">
    359. 

  359.                 <a class="nav-group-task-link" href="../Protocols/ParameterEncoder.html">ParameterEncoder</a>
    360. 

  360.               </li>
    361. 

  361.               <li class="nav-group-task">
    362. 

  362.                 <a class="nav-group-task-link" href="../Protocols/ParameterEncoding.html">ParameterEncoding</a>
    363. 

  363.               </li>
    364. 

  364.               <li class="nav-group-task">
    365. 

  365.                 <a class="nav-group-task-link" href="../Protocols/RedirectHandler.html">RedirectHandler</a>
    366. 

  366.               </li>
    367. 

  367.               <li class="nav-group-task">
    368. 

  368.                 <a class="nav-group-task-link" href="../Protocols/RequestAdapter.html">RequestAdapter</a>
    369. 

  369.               </li>
    370. 

  370.               <li class="nav-group-task">
    371. 

  371.                 <a class="nav-group-task-link" href="../Protocols/RequestDelegate.html">RequestDelegate</a>
    372. 

  372.               </li>
    373. 

  373.               <li class="nav-group-task">
    374. 

  374.                 <a class="nav-group-task-link" href="../Protocols/RequestInterceptor.html">RequestInterceptor</a>
    375. 

  375.               </li>
    376. 

  376.               <li class="nav-group-task">
    377. 

  377.                 <a class="nav-group-task-link" href="../Protocols/RequestRetrier.html">RequestRetrier</a>
    378. 

  378.               </li>
    379. 

  379.               <li class="nav-group-task">
    380. 

  380.                 <a class="nav-group-task-link" href="../Protocols/ResponseSerializer.html">ResponseSerializer</a>
    381. 

  381.               </li>
    382. 

  382.               <li class="nav-group-task">
    383. 

  383.                 <a class="nav-group-task-link" href="../Protocols/ServerTrustEvaluating.html">ServerTrustEvaluating</a>
    384. 

  384.               </li>
    385. 

  385.               <li class="nav-group-task">
    386. 

  386.                 <a class="nav-group-task-link" href="../Protocols/URLConvertible.html">URLConvertible</a>
    387. 

  387.               </li>
    388. 

  388.               <li class="nav-group-task">
    389. 

  389.                 <a class="nav-group-task-link" href="../Protocols/URLRequestConvertible.html">URLRequestConvertible</a>
    390. 

  390.               </li>
    391. 

  391.               <li class="nav-group-task">
    392. 

  392.                 <a class="nav-group-task-link" href="../Protocols.html#/s:9Alamofire17UploadConvertibleP">UploadConvertible</a>
    393. 

  393.               </li>
    394. 

  394.               <li class="nav-group-task">
    395. 

  395.                 <a class="nav-group-task-link" href="../Protocols/UploadableConvertible.html">UploadableConvertible</a>
    396. 

  396.               </li>
    397. 

  397.             </ul>
    398. 

  398.           </li>
    399. 

  399.           <li class="nav-group-name">
    400. 

  400.             <a class="nav-group-name-link" href="../Structs.html">Structures</a>
    401. 

  401.             <ul class="nav-group-tasks">
    402. 

  402.               <li class="nav-group-task">
    403. 

  403.                 <a class="nav-group-task-link" href="../Structs/AlamofireExtension.html">AlamofireExtension</a>
    404. 

  404.               </li>
    405. 

  405.               <li class="nav-group-task">
    406. 

  406.                 <a class="nav-group-task-link" href="../Structs/DataResponse.html">DataResponse</a>
    407. 

  407.               </li>
    408. 

  408.               <li class="nav-group-task">
    409. 

  409.                 <a class="nav-group-task-link" href="../Structs/DataResponsePublisher.html">DataResponsePublisher</a>
    410. 

  410.               </li>
    411. 

  411.               <li class="nav-group-task">
    412. 

  412.                 <a class="nav-group-task-link" href="../Structs/DataStreamPublisher.html">DataStreamPublisher</a>
    413. 

  413.               </li>
    414. 

  414.               <li class="nav-group-task">
    415. 

  415.                 <a class="nav-group-task-link" href="../Structs/DataStreamTask.html">DataStreamTask</a>
    416. 

  416.               </li>
    417. 

  417.               <li class="nav-group-task">
    418. 

  418.                 <a class="nav-group-task-link" href="../Structs/DataTask.html">DataTask</a>
    419. 

  419.               </li>
    420. 

  420.               <li class="nav-group-task">
    421. 

  421.                 <a class="nav-group-task-link" href="../Structs/DecodableStreamSerializer.html">DecodableStreamSerializer</a>
    422. 

  422.               </li>
    423. 

  423.               <li class="nav-group-task">
    424. 

  424.                 <a class="nav-group-task-link" href="../Structs/DownloadResponse.html">DownloadResponse</a>
    425. 

  425.               </li>
    426. 

  426.               <li class="nav-group-task">
    427. 

  427.                 <a class="nav-group-task-link" href="../Structs/DownloadResponsePublisher.html">DownloadResponsePublisher</a>
    428. 

  428.               </li>
    429. 

  429.               <li class="nav-group-task">
    430. 

  430.                 <a class="nav-group-task-link" href="../Structs/DownloadTask.html">DownloadTask</a>
    431. 

  431.               </li>
    432. 

  432.               <li class="nav-group-task">
    433. 

  433.                 <a class="nav-group-task-link" href="../Structs/Empty.html">Empty</a>
    434. 

  434.               </li>
    435. 

  435.               <li class="nav-group-task">
    436. 

  436.                 <a class="nav-group-task-link" href="../Structs/GoogleXSSIPreprocessor.html">GoogleXSSIPreprocessor</a>
    437. 

  437.               </li>
    438. 

  438.               <li class="nav-group-task">
    439. 

  439.                 <a class="nav-group-task-link" href="../Structs/HTTPHeader.html">HTTPHeader</a>
    440. 

  440.               </li>
    441. 

  441.               <li class="nav-group-task">
    442. 

  442.                 <a class="nav-group-task-link" href="../Structs/HTTPHeaders.html">HTTPHeaders</a>
    443. 

  443.               </li>
    444. 

  444.               <li class="nav-group-task">
    445. 

  445.                 <a class="nav-group-task-link" href="../Structs/HTTPMethod.html">HTTPMethod</a>
    446. 

  446.               </li>
    447. 

  447.               <li class="nav-group-task">
    448. 

  448.                 <a class="nav-group-task-link" href="../Structs/JSONEncoding.html">JSONEncoding</a>
    449. 

  449.               </li>
    450. 

  450.               <li class="nav-group-task">
    451. 

  451.                 <a class="nav-group-task-link" href="../Structs/PassthroughPreprocessor.html">PassthroughPreprocessor</a>
    452. 

  452.               </li>
    453. 

  453.               <li class="nav-group-task">
    454. 

  454.                 <a class="nav-group-task-link" href="../Structs/PassthroughStreamSerializer.html">PassthroughStreamSerializer</a>
    455. 

  455.               </li>
    456. 

  456.               <li class="nav-group-task">
    457. 

  457.                 <a class="nav-group-task-link" href="../Structs/Redirector.html">Redirector</a>
    458. 

  458.               </li>
    459. 

  459.               <li class="nav-group-task">
    460. 

  460.                 <a class="nav-group-task-link" href="../Structs/Redirector/Behavior.html">– Behavior</a>
    461. 

  461.               </li>
    462. 

  462.               <li class="nav-group-task">
    463. 

  463.                 <a class="nav-group-task-link" href="../Structs/RequestAdapterState.html">RequestAdapterState</a>
    464. 

  464.               </li>
    465. 

  465.               <li class="nav-group-task">
    466. 

  466.                 <a class="nav-group-task-link" href="../Structs/ResponseCacher.html">ResponseCacher</a>
    467. 

  467.               </li>
    468. 

  468.               <li class="nav-group-task">
    469. 

  469.                 <a class="nav-group-task-link" href="../Structs/ResponseCacher/Behavior.html">– Behavior</a>
    470. 

  470.               </li>
    471. 

  471.               <li class="nav-group-task">
    472. 

  472.                 <a class="nav-group-task-link" href="../Structs/StreamOf.html">StreamOf</a>
    473. 

  473.               </li>
    474. 

  474.               <li class="nav-group-task">
    475. 

  475.                 <a class="nav-group-task-link" href="../Structs/StreamOf/Iterator.html">– Iterator</a>
    476. 

  476.               </li>
    477. 

  477.               <li class="nav-group-task">
    478. 

  478.                 <a class="nav-group-task-link" href="../Structs/StringStreamSerializer.html">StringStreamSerializer</a>
    479. 

  479.               </li>
    480. 

  480.               <li class="nav-group-task">
    481. 

  481.                 <a class="nav-group-task-link" href="../Structs/URLEncoding.html">URLEncoding</a>
    482. 

  482.               </li>
    483. 

  483.               <li class="nav-group-task">
    484. 

  484.                 <a class="nav-group-task-link" href="../Structs/URLEncoding/Destination.html">– Destination</a>
    485. 

  485.               </li>
    486. 

  486.               <li class="nav-group-task">
    487. 

  487.                 <a class="nav-group-task-link" href="../Structs/URLEncoding/ArrayEncoding.html">– ArrayEncoding</a>
    488. 

  488.               </li>
    489. 

  489.               <li class="nav-group-task">
    490. 

  490.                 <a class="nav-group-task-link" href="../Structs/URLEncoding/BoolEncoding.html">– BoolEncoding</a>
    491. 

  491.               </li>
    492. 

  492.               <li class="nav-group-task">
    493. 

  493.                 <a class="nav-group-task-link" href="../Structs/URLResponseSerializer.html">URLResponseSerializer</a>
    494. 

  494.               </li>
    495. 

  495.             </ul>
    496. 

  496.           </li>
    497. 

  497.           <li class="nav-group-name">
    498. 

  498.             <a class="nav-group-name-link" href="../Typealiases.html">Type Aliases</a>
    499. 

  499.             <ul class="nav-group-tasks">
    500. 

  500.               <li class="nav-group-task">
    501. 

  501.                 <a class="nav-group-task-link" href="../Typealiases.html#/s:9Alamofire14AFDataResponsea">AFDataResponse</a>
    502. 

  502.               </li>
    503. 

  503.               <li class="nav-group-task">
    504. 

  504.                 <a class="nav-group-task-link" href="../Typealiases.html#/s:9Alamofire18AFDownloadResponsea">AFDownloadResponse</a>
    505. 

  505.               </li>
    506. 

  506.               <li class="nav-group-task">
    507. 

  507.                 <a class="nav-group-task-link" href="../Typealiases.html#/s:9Alamofire8AFResulta">AFResult</a>
    508. 

  508.               </li>
    509. 

  509.               <li class="nav-group-task">
    510. 

  510.                 <a class="nav-group-task-link" href="../Typealiases.html#/s:9Alamofire12AdaptHandlera">AdaptHandler</a>
    511. 

  511.               </li>
    512. 

  512.               <li class="nav-group-task">
    513. 

  513.                 <a class="nav-group-task-link" href="../Typealiases.html#/s:9Alamofire17DisabledEvaluatora">DisabledEvaluator</a>
    514. 

  514.               </li>
    515. 

  515.               <li class="nav-group-task">
    516. 

  516.                 <a class="nav-group-task-link" href="../Typealiases.html#/s:9Alamofire10Parametersa">Parameters</a>
    517. 

  517.               </li>
    518. 

  518.               <li class="nav-group-task">
    519. 

  519.                 <a class="nav-group-task-link" href="../Typealiases.html#/s:9Alamofire12RetryHandlera">RetryHandler</a>
    520. 

  520.               </li>
    521. 

  521.             </ul>
    522. 

  522.           </li>
    523. 

  523.         </ul>
    524. 

  524.       </nav>
    525. 

  525.       <article class="main-content">
    526. 

  526. 

  527.         <section class="section">
    528. 

  528.           <div class="section-content top-matter">
    529. 

  529.             <h1>DataResponse</h1>
    530. 

  530.               <div class="declaration">
    531. 

  531.                 <div class="language">
    532. 

  532.                   
    533. 

  533.                   <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>
    534. 

  534. <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>
    535. 

  535. 

  536.                 </div>
    537. 

  537.               </div>
    538. 

  538.             <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>
    539. 

  539. 

  540.           </div>
    541. 

  541.         </section>
    542. 

  542. 

  543.         <section class="section">
    544. 

  544.           <div class="section-content">
    545. 

  545.             <div class="task-group">
    546. 

  546.               <ul class="item-container">
    547. 

  547.                 <li class="item">
    548. 

  548.                   <div>
    549. 

  549.                     <code>
    550. 

  550.                     <a name="/s:9Alamofire12DataResponseV7request10Foundation10URLRequestVSgvp"></a>
    551. 

  551.                     <a name="//apple_ref/swift/Property/request" class="dashAnchor"></a>
    552. 

  552.                     <a class="token" href="#/s:9Alamofire12DataResponseV7request10Foundation10URLRequestVSgvp">request</a>
    553. 

  553.                     </code>
    554. 

  554.                   </div>
    555. 

  555.                   <div class="height-container">
    556. 

  556.                     <div class="pointer-container"></div>
    557. 

  557.                     <section class="section">
    558. 

  558.                       <div class="pointer"></div>
    559. 

  559.                       <div class="abstract">
    560. 

  560.                         <p>The URL request sent to the server.</p>
    561. 

  561. 

  562.                       </div>
    563. 

  563.                       <div class="declaration">
    564. 

  564.                         <h4>Declaration</h4>
    565. 

  565.                         <div class="language">
    566. 

  566.                           <p class="aside-title">Swift</p>
    567. 

  567.                           <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>
    568. 

  568. 

  569.                         </div>
    570. 

  570.                       </div>
    571. 

  571.                     </section>
    572. 

  572.                   </div>
    573. 

  573.                 </li>
    574. 

  574.                 <li class="item">
    575. 

  575.                   <div>
    576. 

  576.                     <code>
    577. 

  577.                     <a name="/s:9Alamofire12DataResponseV8responseSo17NSHTTPURLResponseCSgvp"></a>
    578. 

  578.                     <a name="//apple_ref/swift/Property/response" class="dashAnchor"></a>
    579. 

  579.                     <a class="token" href="#/s:9Alamofire12DataResponseV8responseSo17NSHTTPURLResponseCSgvp">response</a>
    580. 

  580.                     </code>
    581. 

  581.                   </div>
    582. 

  582.                   <div class="height-container">
    583. 

  583.                     <div class="pointer-container"></div>
    584. 

  584.                     <section class="section">
    585. 

  585.                       <div class="pointer"></div>
    586. 

  586.                       <div class="abstract">
    587. 

  587.                         <p>The server&rsquo;s response to the URL request.</p>
    588. 

  588. 

  589.                       </div>
    590. 

  590.                       <div class="declaration">
    591. 

  591.                         <h4>Declaration</h4>
    592. 

  592.                         <div class="language">
    593. 

  593.                           <p class="aside-title">Swift</p>
    594. 

  594.                           <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>
    595. 

  595. 

  596.                         </div>
    597. 

  597.                       </div>
    598. 

  598.                     </section>
    599. 

  599.                   </div>
    600. 

  600.                 </li>
    601. 

  601.                 <li class="item">
    602. 

  602.                   <div>
    603. 

  603.                     <code>
    604. 

  604.                     <a name="/s:9Alamofire12DataResponseV4data10Foundation0B0VSgvp"></a>
    605. 

  605.                     <a name="//apple_ref/swift/Property/data" class="dashAnchor"></a>
    606. 

  606.                     <a class="token" href="#/s:9Alamofire12DataResponseV4data10Foundation0B0VSgvp">data</a>
    607. 

  607.                     </code>
    608. 

  608.                   </div>
    609. 

  609.                   <div class="height-container">
    610. 

  610.                     <div class="pointer-container"></div>
    611. 

  611.                     <section class="section">
    612. 

  612.                       <div class="pointer"></div>
    613. 

  613.                       <div class="abstract">
    614. 

  614.                         <p>The data returned by the server.</p>
    615. 

  615. 

  616.                       </div>
    617. 

  617.                       <div class="declaration">
    618. 

  618.                         <h4>Declaration</h4>
    619. 

  619.                         <div class="language">
    620. 

  620.                           <p class="aside-title">Swift</p>
    621. 

  621.                           <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>
    622. 

  622. 

  623.                         </div>
    624. 

  624.                       </div>
    625. 

  625.                     </section>
    626. 

  626.                   </div>
    627. 

  627.                 </li>
    628. 

  628.                 <li class="item">
    629. 

  629.                   <div>
    630. 

  630.                     <code>
    631. 

  631.                     <a name="/s:9Alamofire12DataResponseV7metricsSo23NSURLSessionTaskMetricsCSgvp"></a>
    632. 

  632.                     <a name="//apple_ref/swift/Property/metrics" class="dashAnchor"></a>
    633. 

  633.                     <a class="token" href="#/s:9Alamofire12DataResponseV7metricsSo23NSURLSessionTaskMetricsCSgvp">metrics</a>
    634. 

  634.                     </code>
    635. 

  635.                   </div>
    636. 

  636.                   <div class="height-container">
    637. 

  637.                     <div class="pointer-container"></div>
    638. 

  638.                     <section class="section">
    639. 

  639.                       <div class="pointer"></div>
    640. 

  640.                       <div class="abstract">
    641. 

  641.                         <p>The final metrics of the response.</p>
    642. 

  642. <div class="aside aside-note">
    643. 

  643.     <p class="aside-title">Note</p>
    644. 

  644.     Due to <code>FB7624529</code>, collection of <code>URLSessionTaskMetrics</code> on watchOS is currently disabled.`
    645. 

  645. 

  646. </div>
    647. 

  647. 

  648.                       </div>
    649. 

  649.                       <div class="declaration">
    650. 

  650.                         <h4>Declaration</h4>
    651. 

  651.                         <div class="language">
    652. 

  652.                           <p class="aside-title">Swift</p>
    653. 

  653.                           <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>
    654. 

  654. 

  655.                         </div>
    656. 

  656.                       </div>
    657. 

  657.                     </section>
    658. 

  658.                   </div>
    659. 

  659.                 </li>
    660. 

  660.                 <li class="item">
    661. 

  661.                   <div>
    662. 

  662.                     <code>
    663. 

  663.                     <a name="/s:9Alamofire12DataResponseV21serializationDurationSdvp"></a>
    664. 

  664.                     <a name="//apple_ref/swift/Property/serializationDuration" class="dashAnchor"></a>
    665. 

  665.                     <a class="token" href="#/s:9Alamofire12DataResponseV21serializationDurationSdvp">serializationDuration</a>
    666. 

  666.                     </code>
    667. 

  667.                   </div>
    668. 

  668.                   <div class="height-container">
    669. 

  669.                     <div class="pointer-container"></div>
    670. 

  670.                     <section class="section">
    671. 

  671.                       <div class="pointer"></div>
    672. 

  672.                       <div class="abstract">
    673. 

  673.                         <p>The time taken to serialize the response.</p>
    674. 

  674. 

  675.                       </div>
    676. 

  676.                       <div class="declaration">
    677. 

  677.                         <h4>Declaration</h4>
    678. 

  678.                         <div class="language">
    679. 

  679.                           <p class="aside-title">Swift</p>
    680. 

  680.                           <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>
    681. 

  681. 

  682.                         </div>
    683. 

  683.                       </div>
    684. 

  684.                     </section>
    685. 

  685.                   </div>
    686. 

  686.                 </li>
    687. 

  687.                 <li class="item">
    688. 

  688.                   <div>
    689. 

  689.                     <code>
    690. 

  690.                     <a name="/s:9Alamofire12DataResponseV6results6ResultOyxq_Gvp"></a>
    691. 

  691.                     <a name="//apple_ref/swift/Property/result" class="dashAnchor"></a>
    692. 

  692.                     <a class="token" href="#/s:9Alamofire12DataResponseV6results6ResultOyxq_Gvp">result</a>
    693. 

  693.                     </code>
    694. 

  694.                   </div>
    695. 

  695.                   <div class="height-container">
    696. 

  696.                     <div class="pointer-container"></div>
    697. 

  697.                     <section class="section">
    698. 

  698.                       <div class="pointer"></div>
    699. 

  699.                       <div class="abstract">
    700. 

  700.                         <p>The result of response serialization.</p>
    701. 

  701. 

  702.                       </div>
    703. 

  703.                       <div class="declaration">
    704. 

  704.                         <h4>Declaration</h4>
    705. 

  705.                         <div class="language">
    706. 

  706.                           <p class="aside-title">Swift</p>
    707. 

  707.                           <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>
    708. 

  708. 

  709.                         </div>
    710. 

  710.                       </div>
    711. 

  711.                     </section>
    712. 

  712.                   </div>
    713. 

  713.                 </li>
    714. 

  714.                 <li class="item">
    715. 

  715.                   <div>
    716. 

  716.                     <code>
    717. 

  717.                     <a name="/s:9Alamofire12DataResponseV5valuexSgvp"></a>
    718. 

  718.                     <a name="//apple_ref/swift/Property/value" class="dashAnchor"></a>
    719. 

  719.                     <a class="token" href="#/s:9Alamofire12DataResponseV5valuexSgvp">value</a>
    720. 

  720.                     </code>
    721. 

  721.                   </div>
    722. 

  722.                   <div class="height-container">
    723. 

  723.                     <div class="pointer-container"></div>
    724. 

  724.                     <section class="section">
    725. 

  725.                       <div class="pointer"></div>
    726. 

  726.                       <div class="abstract">
    727. 

  727.                         <p>Returns the associated value of the result if it is a success, <code>nil</code> otherwise.</p>
    728. 

  728. 

  729.                       </div>
    730. 

  730.                       <div class="declaration">
    731. 

  731.                         <h4>Declaration</h4>
    732. 

  732.                         <div class="language">
    733. 

  733.                           <p class="aside-title">Swift</p>
    734. 

  734.                           <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>
    735. 

  735. 

  736.                         </div>
    737. 

  737.                       </div>
    738. 

  738.                     </section>
    739. 

  739.                   </div>
    740. 

  740.                 </li>
    741. 

  741.                 <li class="item">
    742. 

  742.                   <div>
    743. 

  743.                     <code>
    744. 

  744.                     <a name="/s:9Alamofire12DataResponseV5errorq_Sgvp"></a>
    745. 

  745.                     <a name="//apple_ref/swift/Property/error" class="dashAnchor"></a>
    746. 

  746.                     <a class="token" href="#/s:9Alamofire12DataResponseV5errorq_Sgvp">error</a>
    747. 

  747.                     </code>
    748. 

  748.                   </div>
    749. 

  749.                   <div class="height-container">
    750. 

  750.                     <div class="pointer-container"></div>
    751. 

  751.                     <section class="section">
    752. 

  752.                       <div class="pointer"></div>
    753. 

  753.                       <div class="abstract">
    754. 

  754.                         <p>Returns the associated error value if the result if it is a failure, <code>nil</code> otherwise.</p>
    755. 

  755. 

  756.                       </div>
    757. 

  757.                       <div class="declaration">
    758. 

  758.                         <h4>Declaration</h4>
    759. 

  759.                         <div class="language">
    760. 

  760.                           <p class="aside-title">Swift</p>
    761. 

  761.                           <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>
    762. 

  762. 

  763.                         </div>
    764. 

  764.                       </div>
    765. 

  765.                     </section>
    766. 

  766.                   </div>
    767. 

  767.                 </li>
    768. 

  768.                 <li class="item">
    769. 

  769.                   <div>
    770. 

  770.                     <code>
    771. 

  771.                     <a name="/s:9Alamofire12DataResponseV7request8response4data7metrics21serializationDuration6resultACyxq_G10Foundation10URLRequestVSg_So17NSHTTPURLResponseCSgAK0B0VSgSo23NSURLSessionTaskMetricsCSgSds6ResultOyxq_Gtcfc"></a>
    772. 

  772.                     <a name="//apple_ref/swift/Method/init(request:response:data:metrics:serializationDuration:result:)" class="dashAnchor"></a>
    773. 

  773.                     <a class="token" href="#/s:9Alamofire12DataResponseV7request8response4data7metrics21serializationDuration6resultACyxq_G10Foundation10URLRequestVSg_So17NSHTTPURLResponseCSgAK0B0VSgSo23NSURLSessionTaskMetricsCSgSds6ResultOyxq_Gtcfc">init(request:<wbr>response:<wbr>data:<wbr>metrics:<wbr>serializationDuration:<wbr>result:<wbr>)</a>
    774. 

  774.                     </code>
    775. 

  775.                   </div>
    776. 

  776.                   <div class="height-container">
    777. 

  777.                     <div class="pointer-container"></div>
    778. 

  778.                     <section class="section">
    779. 

  779.                       <div class="pointer"></div>
    780. 

  780.                       <div class="abstract">
    781. 

  781.                         <p>Creates a <code>DataResponse</code> instance with the specified parameters derived from the response serialization.</p>
    782. 

  782. 

  783.                       </div>
    784. 

  784.                       <div class="declaration">
    785. 

  785.                         <h4>Declaration</h4>
    786. 

  786.                         <div class="language">
    787. 

  787.                           <p class="aside-title">Swift</p>
    788. 

  788.                           <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>
    789. 

  789.             <span class="nv">response</span><span class="p">:</span> <span class="kt">HTTPURLResponse</span><span class="p">?,</span>
    790. 

  790.             <span class="nv">data</span><span class="p">:</span> <span class="kt">Data</span><span class="p">?,</span>
    791. 

  791.             <span class="nv">metrics</span><span class="p">:</span> <span class="kt">URLSessionTaskMetrics</span><span class="p">?,</span>
    792. 

  792.             <span class="nv">serializationDuration</span><span class="p">:</span> <span class="kt">TimeInterval</span><span class="p">,</span>
    793. 

  793.             <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>
    794. 

  794. 

  795.                         </div>
    796. 

  796.                       </div>
    797. 

  797.                       <div>
    798. 

  798.                         <h4>Parameters</h4>
    799. 

  799.                         <table class="graybox">
    800. 

  800.                           <tbody>
    801. 

  801.                             <tr>
    802. 

  802.                               <td>
    803. 

  803.                                 <code>
    804. 

  804.                                 <em>request</em>
    805. 

  805.                                 </code>
    806. 

  806.                               </td>
    807. 

  807.                               <td>
    808. 

  808.                                 <div>
    809. 

  809.                                   <p>The <code>URLRequest</code> sent to the server.</p>
    810. 

  810.                                 </div>
    811. 

  811.                               </td>
    812. 

  812.                             </tr>
    813. 

  813.                             <tr>
    814. 

  814.                               <td>
    815. 

  815.                                 <code>
    816. 

  816.                                 <em>response</em>
    817. 

  817.                                 </code>
    818. 

  818.                               </td>
    819. 

  819.                               <td>
    820. 

  820.                                 <div>
    821. 

  821.                                   <p>The <code>HTTPURLResponse</code> from the server.</p>
    822. 

  822.                                 </div>
    823. 

  823.                               </td>
    824. 

  824.                             </tr>
    825. 

  825.                             <tr>
    826. 

  826.                               <td>
    827. 

  827.                                 <code>
    828. 

  828.                                 <em>data</em>
    829. 

  829.                                 </code>
    830. 

  830.                               </td>
    831. 

  831.                               <td>
    832. 

  832.                                 <div>
    833. 

  833.                                   <p>The <code>Data</code> returned by the server.</p>
    834. 

  834.                                 </div>
    835. 

  835.                               </td>
    836. 

  836.                             </tr>
    837. 

  837.                             <tr>
    838. 

  838.                               <td>
    839. 

  839.                                 <code>
    840. 

  840.                                 <em>metrics</em>
    841. 

  841.                                 </code>
    842. 

  842.                               </td>
    843. 

  843.                               <td>
    844. 

  844.                                 <div>
    845. 

  845.                                   <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>
    846. 

  846.                                 </div>
    847. 

  847.                               </td>
    848. 

  848.                             </tr>
    849. 

  849.                             <tr>
    850. 

  850.                               <td>
    851. 

  851.                                 <code>
    852. 

  852.                                 <em>serializationDuration</em>
    853. 

  853.                                 </code>
    854. 

  854.                               </td>
    855. 

  855.                               <td>
    856. 

  856.                                 <div>
    857. 

  857.                                   <p>The duration taken by serialization.</p>
    858. 

  858.                                 </div>
    859. 

  859.                               </td>
    860. 

  860.                             </tr>
    861. 

  861.                             <tr>
    862. 

  862.                               <td>
    863. 

  863.                                 <code>
    864. 

  864.                                 <em>result</em>
    865. 

  865.                                 </code>
    866. 

  866.                               </td>
    867. 

  867.                               <td>
    868. 

  868.                                 <div>
    869. 

  869.                                   <p>The <code>Result</code> of response serialization.</p>
    870. 

  870.                                 </div>
    871. 

  871.                               </td>
    872. 

  872.                             </tr>
    873. 

  873.                           </tbody>
    874. 

  874.                         </table>
    875. 

  875.                       </div>
    876. 

  876.                     </section>
    877. 

  877.                   </div>
    878. 

  878.                 </li>
    879. 

  879.                 <li class="item">
    880. 

  880.                   <div>
    881. 

  881.                     <code>
    882. 

  882.                     <a name="/s:9Alamofire12DataResponseV11descriptionSSvp"></a>
    883. 

  883.                     <a name="//apple_ref/swift/Property/description" class="dashAnchor"></a>
    884. 

  884.                     <a class="token" href="#/s:9Alamofire12DataResponseV11descriptionSSvp">description</a>
    885. 

  885.                     </code>
    886. 

  886.                   </div>
    887. 

  887.                   <div class="height-container">
    888. 

  888.                     <div class="pointer-container"></div>
    889. 

  889.                     <section class="section">
    890. 

  890.                       <div class="pointer"></div>
    891. 

  891.                       <div class="abstract">
    892. 

  892.                         <p>The textual representation used when written to an output stream, which includes whether the result was a
    893. 

  893. success or failure.</p>
    894. 

  894. 

  895.                       </div>
    896. 

  896.                       <div class="declaration">
    897. 

  897.                         <h4>Declaration</h4>
    898. 

  898.                         <div class="language">
    899. 

  899.                           <p class="aside-title">Swift</p>
    900. 

  900.                           <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>
    901. 

  901. 

  902.                         </div>
    903. 

  903.                       </div>
    904. 

  904.                     </section>
    905. 

  905.                   </div>
    906. 

  906.                 </li>
    907. 

  907.                 <li class="item">
    908. 

  908.                   <div>
    909. 

  909.                     <code>
    910. 

  910.                     <a name="/s:9Alamofire12DataResponseV16debugDescriptionSSvp"></a>
    911. 

  911.                     <a name="//apple_ref/swift/Property/debugDescription" class="dashAnchor"></a>
    912. 

  912.                     <a class="token" href="#/s:9Alamofire12DataResponseV16debugDescriptionSSvp">debugDescription</a>
    913. 

  913.                     </code>
    914. 

  914.                   </div>
    915. 

  915.                   <div class="height-container">
    916. 

  916.                     <div class="pointer-container"></div>
    917. 

  917.                     <section class="section">
    918. 

  918.                       <div class="pointer"></div>
    919. 

  919.                       <div class="abstract">
    920. 

  920.                         <p>The debug textual representation used when written to an output stream, which includes (if available) a summary
    921. 

  921. of the <code>URLRequest</code>, the request&rsquo;s headers and body (if decodable as a <code>String</code> below 100KB); the
    922. 

  922. <code>HTTPURLResponse</code>&lsquo;s status code, headers, and body; the duration of the network and serialization actions; and
    923. 

  923. the <code>Result</code> of serialization.</p>
    924. 

  924. 

  925.                       </div>
    926. 

  926.                       <div class="declaration">
    927. 

  927.                         <h4>Declaration</h4>
    928. 

  928.                         <div class="language">
    929. 

  929.                           <p class="aside-title">Swift</p>
    930. 

  930.                           <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>
    931. 

  931. 

  932.                         </div>
    933. 

  933.                       </div>
    934. 

  934.                     </section>
    935. 

  935.                   </div>
    936. 

  936.                 </li>
    937. 

  937.                 <li class="item">
    938. 

  938.                   <div>
    939. 

  939.                     <code>
    940. 

  940.                     <a name="/s:9Alamofire12DataResponseV3mapyACyqd__q_Gqd__xXElF"></a>
    941. 

  941.                     <a name="//apple_ref/swift/Method/map(_:)" class="dashAnchor"></a>
    942. 

  942.                     <a class="token" href="#/s:9Alamofire12DataResponseV3mapyACyqd__q_Gqd__xXElF">map(_:<wbr>)</a>
    943. 

  943.                     </code>
    944. 

  944.                   </div>
    945. 

  945.                   <div class="height-container">
    946. 

  946.                     <div class="pointer-container"></div>
    947. 

  947.                     <section class="section">
    948. 

  948.                       <div class="pointer"></div>
    949. 

  949.                       <div class="abstract">
    950. 

  950.                         <p>Evaluates the specified closure when the result of this <code>DataResponse</code> is a success, passing the unwrapped
    951. 

  951. result value as a parameter.</p>
    952. 

  952. 

  953. <p>Use the <code>map</code> method with a closure that does not throw. For example:</p>
    954. 

  954. <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>
    955. 

  955. <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>
    956. 

  956. </code></pre>
    957. 

  957. 

  958.                       </div>
    959. 

  959.                       <div class="declaration">
    960. 

  960.                         <h4>Declaration</h4>
    961. 

  961.                         <div class="language">
    962. 

  962.                           <p class="aside-title">Swift</p>
    963. 

  963.                           <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>
    964. 

  964. 

  965.                         </div>
    966. 

  966.                       </div>
    967. 

  967.                       <div>
    968. 

  968.                         <h4>Parameters</h4>
    969. 

  969.                         <table class="graybox">
    970. 

  970.                           <tbody>
    971. 

  971.                             <tr>
    972. 

  972.                               <td>
    973. 

  973.                                 <code>
    974. 

  974.                                 <em>transform</em>
    975. 

  975.                                 </code>
    976. 

  976.                               </td>
    977. 

  977.                               <td>
    978. 

  978.                                 <div>
    979. 

  979.                                   <p>A closure that takes the success value of the instance&rsquo;s result.</p>
    980. 

  980.                                 </div>
    981. 

  981.                               </td>
    982. 

  982.                             </tr>
    983. 

  983.                           </tbody>
    984. 

  984.                         </table>
    985. 

  985.                       </div>
    986. 

  986.                       <div>
    987. 

  987.                         <h4>Return Value</h4>
    988. 

  988.                         <p>A <code>DataResponse</code> whose result wraps the value returned by the given closure. If this instance&rsquo;s
    989. 

  989.        result is a failure, returns a response wrapping the same failure.</p>
    990. 

  990.                       </div>
    991. 

  991.                     </section>
    992. 

  992.                   </div>
    993. 

  993.                 </li>
    994. 

  994.                 <li class="item">
    995. 

  995.                   <div>
    996. 

  996.                     <code>
    997. 

  997.                     <a name="/s:9Alamofire12DataResponseV6tryMapyACyqd__s5Error_pGqd__xKXElF"></a>
    998. 

  998.                     <a name="//apple_ref/swift/Method/tryMap(_:)" class="dashAnchor"></a>
    999. 

  999.                     <a class="token" href="#/s:9Alamofire12DataResponseV6tryMapyACyqd__s5Error_pGqd__xKXElF">tryMap(_:<wbr>)</a>
    1000. 

  1000.                     </code>
    1001. 

  1001.                   </div>
    1002. 

  1002.                   <div class="height-container">
    1003. 

  1003.                     <div class="pointer-container"></div>
    1004. 

  1004.                     <section class="section">
    1005. 

  1005.                       <div class="pointer"></div>
    1006. 

  1006.                       <div class="abstract">
    1007. 

  1007.                         <p>Evaluates the given closure when the result of this <code>DataResponse</code> is a success, passing the unwrapped result
    1008. 

  1008. value as a parameter.</p>
    1009. 

  1009. 

  1010. <p>Use the <code>tryMap</code> method with a closure that may throw an error. For example:</p>
    1011. 

  1011. <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>
    1012. 

  1012. <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>
    1013. 

  1013.     <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>
    1014. 

  1014. <span class="p">}</span>
    1015. 

  1015. </code></pre>
    1016. 

  1016. 

  1017.                       </div>
    1018. 

  1018.                       <div class="declaration">
    1019. 

  1019.                         <h4>Declaration</h4>
    1020. 

  1020.                         <div class="language">
    1021. 

  1021.                           <p class="aside-title">Swift</p>
    1022. 

  1022.                           <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>
    1023. 

  1023. 

  1024.                         </div>
    1025. 

  1025.                       </div>
    1026. 

  1026.                       <div>
    1027. 

  1027.                         <h4>Parameters</h4>
    1028. 

  1028.                         <table class="graybox">
    1029. 

  1029.                           <tbody>
    1030. 

  1030.                             <tr>
    1031. 

  1031.                               <td>
    1032. 

  1032.                                 <code>
    1033. 

  1033.                                 <em>transform</em>
    1034. 

  1034.                                 </code>
    1035. 

  1035.                               </td>
    1036. 

  1036.                               <td>
    1037. 

  1037.                                 <div>
    1038. 

  1038.                                   <p>A closure that takes the success value of the instance&rsquo;s result.</p>
    1039. 

  1039.                                 </div>
    1040. 

  1040.                               </td>
    1041. 

  1041.                             </tr>
    1042. 

  1042.                           </tbody>
    1043. 

  1043.                         </table>
    1044. 

  1044.                       </div>
    1045. 

  1045.                       <div>
    1046. 

  1046.                         <h4>Return Value</h4>
    1047. 

  1047.                         <p>A success or failure <code>DataResponse</code> depending on the result of the given closure. If this instance&rsquo;s
    1048. 

  1048.        result is a failure, returns the same failure.</p>
    1049. 

  1049.                       </div>
    1050. 

  1050.                     </section>
    1051. 

  1051.                   </div>
    1052. 

  1052.                 </li>
    1053. 

  1053.                 <li class="item">
    1054. 

  1054.                   <div>
    1055. 

  1055.                     <code>
    1056. 

  1056.                     <a name="/s:9Alamofire12DataResponseV8mapErroryACyxqd__Gqd__q_XEs0E0Rd__lF"></a>
    1057. 

  1057.                     <a name="//apple_ref/swift/Method/mapError(_:)" class="dashAnchor"></a>
    1058. 

  1058.                     <a class="token" href="#/s:9Alamofire12DataResponseV8mapErroryACyxqd__Gqd__q_XEs0E0Rd__lF">mapError(_:<wbr>)</a>
    1059. 

  1059.                     </code>
    1060. 

  1060.                   </div>
    1061. 

  1061.                   <div class="height-container">
    1062. 

  1062.                     <div class="pointer-container"></div>
    1063. 

  1063.                     <section class="section">
    1064. 

  1064.                       <div class="pointer"></div>
    1065. 

  1065.                       <div class="abstract">
    1066. 

  1066.                         <p>Evaluates the specified closure when the <code>DataResponse</code> is a failure, passing the unwrapped error as a parameter.</p>
    1067. 

  1067. 

  1068. <p>Use the <code>mapError</code> function with a closure that does not throw. For example:</p>
    1069. 

  1069. <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>
    1070. 

  1070. <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>
    1071. 

  1071. </code></pre>
    1072. 

  1072. 

  1073.                       </div>
    1074. 

  1074.                       <div class="declaration">
    1075. 

  1075.                         <h4>Declaration</h4>
    1076. 

  1076.                         <div class="language">
    1077. 

  1077.                           <p class="aside-title">Swift</p>
    1078. 

  1078.                           <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>
    1079. 

  1079. 

  1080.                         </div>
    1081. 

  1081.                       </div>
    1082. 

  1082.                       <div>
    1083. 

  1083.                         <h4>Parameters</h4>
    1084. 

  1084.                         <table class="graybox">
    1085. 

  1085.                           <tbody>
    1086. 

  1086.                             <tr>
    1087. 

  1087.                               <td>
    1088. 

  1088.                                 <code>
    1089. 

  1089.                                 <em>transform</em>
    1090. 

  1090.                                 </code>
    1091. 

  1091.                               </td>
    1092. 

  1092.                               <td>
    1093. 

  1093.                                 <div>
    1094. 

  1094.                                   <p>A closure that takes the error of the instance.</p>
    1095. 

  1095.                                 </div>
    1096. 

  1096.                               </td>
    1097. 

  1097.                             </tr>
    1098. 

  1098.                           </tbody>
    1099. 

  1099.                         </table>
    1100. 

  1100.                       </div>
    1101. 

  1101.                       <div>
    1102. 

  1102.                         <h4>Return Value</h4>
    1103. 

  1103.                         <p>A <code>DataResponse</code> instance containing the result of the transform.</p>
    1104. 

  1104.                       </div>
    1105. 

  1105.                     </section>
    1106. 

  1106.                   </div>
    1107. 

  1107.                 </li>
    1108. 

  1108.                 <li class="item">
    1109. 

  1109.                   <div>
    1110. 

  1110.                     <code>
    1111. 

  1111.                     <a name="/s:9Alamofire12DataResponseV11tryMapErroryACyxs0F0_pGqd__q_KXEsAERd__lF"></a>
    1112. 

  1112.                     <a name="//apple_ref/swift/Method/tryMapError(_:)" class="dashAnchor"></a>
    1113. 

  1113.                     <a class="token" href="#/s:9Alamofire12DataResponseV11tryMapErroryACyxs0F0_pGqd__q_KXEsAERd__lF">tryMapError(_:<wbr>)</a>
    1114. 

  1114.                     </code>
    1115. 

  1115.                   </div>
    1116. 

  1116.                   <div class="height-container">
    1117. 

  1117.                     <div class="pointer-container"></div>
    1118. 

  1118.                     <section class="section">
    1119. 

  1119.                       <div class="pointer"></div>
    1120. 

  1120.                       <div class="abstract">
    1121. 

  1121.                         <p>Evaluates the specified closure when the <code>DataResponse</code> is a failure, passing the unwrapped error as a parameter.</p>
    1122. 

  1122. 

  1123. <p>Use the <code>tryMapError</code> function with a closure that may throw an error. For example:</p>
    1124. 

  1124. <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>
    1125. 

  1125. <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>
    1126. 

  1126.     <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>
    1127. 

  1127. <span class="p">}</span>
    1128. 

  1128. </code></pre>
    1129. 

  1129. 

  1130.                       </div>
    1131. 

  1131.                       <div class="declaration">
    1132. 

  1132.                         <h4>Declaration</h4>
    1133. 

  1133.                         <div class="language">
    1134. 

  1134.                           <p class="aside-title">Swift</p>
    1135. 

  1135.                           <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>
    1136. 

  1136. 

  1137.                         </div>
    1138. 

  1138.                       </div>
    1139. 

  1139.                       <div>
    1140. 

  1140.                         <h4>Parameters</h4>
    1141. 

  1141.                         <table class="graybox">
    1142. 

  1142.                           <tbody>
    1143. 

  1143.                             <tr>
    1144. 

  1144.                               <td>
    1145. 

  1145.                                 <code>
    1146. 

  1146.                                 <em>transform</em>
    1147. 

  1147.                                 </code>
    1148. 

  1148.                               </td>
    1149. 

  1149.                               <td>
    1150. 

  1150.                                 <div>
    1151. 

  1151.                                   <p>A throwing closure that takes the error of the instance.</p>
    1152. 

  1152.                                 </div>
    1153. 

  1153.                               </td>
    1154. 

  1154.                             </tr>
    1155. 

  1155.                           </tbody>
    1156. 

  1156.                         </table>
    1157. 

  1157.                       </div>
    1158. 

  1158.                       <div>
    1159. 

  1159.                         <h4>Return Value</h4>
    1160. 

  1160.                         <p>A <code>DataResponse</code> instance containing the result of the transform.</p>
    1161. 

  1161.                       </div>
    1162. 

  1162.                     </section>
    1163. 

  1163.                   </div>
    1164. 

  1164.                 </li>
    1165. 

  1165.               </ul>
    1166. 

  1166.             </div>
    1167. 

  1167.           </div>
    1168. 

  1168.         </section>
    1169. 

  1169. 

  1170.       </article>
    1171. 

  1171.     </div>
    1172. 

  1172.     <section class="footer">
    1173. 

  1173.       <p>&copy; 2021 <a class="link" href="http://alamofire.org/" target="_blank" rel="external noopener">Alamofire Software Foundation</a>. All rights reserved. (Last updated: 2021-12-13)</p>
    1174. 

  1174.       <p>Generated by <a class="link" href="https://github.com/realm/jazzy" target="_blank" rel="external noopener">jazzy ♪♫ v0.14.1</a>, a <a class="link" href="https://realm.io" target="_blank" rel="external noopener">Realm</a> project.</p>
    1175. 

  1175.     </section>
    1176. 

  1176.   </body>
    1177. 

  1177. </html>
    1178.