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                <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/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>
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            <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>
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                <a class="nav-group-task-link" href="../Typealiases.html#/s:9Alamofire18AFDownloadResponsea">AFDownloadResponse</a>
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                <a class="nav-group-task-link" href="../Typealiases.html#/s:9Alamofire8AFResulta">AFResult</a>
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                <a class="nav-group-task-link" href="../Typealiases.html#/s:9Alamofire12AdaptHandlera">AdaptHandler</a>
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                <a class="nav-group-task-link" href="../Typealiases.html#/s:9Alamofire10Parametersa">Parameters</a>
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                <a class="nav-group-task-link" href="../Typealiases.html#/s:9Alamofire12RetryHandlera">RetryHandler</a>
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      </nav>
      <article class="main-content">

        <section class="section">
          <div class="section-content top-matter">
            <h1>HTTPHeader</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">HTTPHeader</span> <span class="p">:</span> <span class="kt">Hashable</span></code></pre>
<pre class="highlight swift"><code><span class="kd">extension</span> <span class="kt">HTTPHeader</span><span class="p">:</span> <span class="kt">CustomStringConvertible</span></code></pre>

                </div>
              </div>
            <p>A representation of a single HTTP header&rsquo;s name / value pair.</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:9Alamofire10HTTPHeaderV4nameSSvp"></a>
                    <a name="//apple_ref/swift/Property/name" class="dashAnchor"></a>
                    <a class="token" href="#/s:9Alamofire10HTTPHeaderV4nameSSvp">name</a>
                    </code>
                  </div>
                  <div class="height-container">
                    <div class="pointer-container"></div>
                    <section class="section">
                      <div class="pointer"></div>
                      <div class="abstract">
                        <p>Name of the header.</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">name</span><span class="p">:</span> <span class="kt">String</span></code></pre>

                        </div>
                      </div>
                    </section>
                  </div>
                </li>
                <li class="item">
                  <div>
                    <code>
                    <a name="/s:9Alamofire10HTTPHeaderV5valueSSvp"></a>
                    <a name="//apple_ref/swift/Property/value" class="dashAnchor"></a>
                    <a class="token" href="#/s:9Alamofire10HTTPHeaderV5valueSSvp">value</a>
                    </code>
                  </div>
                  <div class="height-container">
                    <div class="pointer-container"></div>
                    <section class="section">
                      <div class="pointer"></div>
                      <div class="abstract">
                        <p>Value of the header.</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">value</span><span class="p">:</span> <span class="kt">String</span></code></pre>

                        </div>
                      </div>
                    </section>
                  </div>
                </li>
                <li class="item">
                  <div>
                    <code>
                    <a name="/s:9Alamofire10HTTPHeaderV4name5valueACSS_SStcfc"></a>
                    <a name="//apple_ref/swift/Method/init(name:value:)" class="dashAnchor"></a>
                    <a class="token" href="#/s:9Alamofire10HTTPHeaderV4name5valueACSS_SStcfc">init(name:value:)</a>
                    </code>
                  </div>
                  <div class="height-container">
                    <div class="pointer-container"></div>
                    <section class="section">
                      <div class="pointer"></div>
                      <div class="abstract">
                        <p>Creates an instance from the given <code><a href="../Structs/HTTPHeader.html#/s:9Alamofire10HTTPHeaderV4nameSSvp">name</a></code> and <code><a href="../Structs/HTTPHeader.html#/s:9Alamofire10HTTPHeaderV5valueSSvp">value</a></code>.</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">name</span><span class="p">:</span> <span class="kt">String</span><span class="p">,</span> <span class="nv">value</span><span class="p">:</span> <span class="kt">String</span><span class="p">)</span></code></pre>

                        </div>
                      </div>
                      <div>
                        <h4>Parameters</h4>
                        <table class="graybox">
                          <tbody>
                            <tr>
                              <td>
                                <code>
                                <em>name</em>
                                </code>
                              </td>
                              <td>
                                <div>
                                  <p>The name of the header.</p>
                                </div>
                              </td>
                            </tr>
                            <tr>
                              <td>
                                <code>
                                <em>value</em>
                                </code>
                              </td>
                              <td>
                                <div>
                                  <p>The value of the header.</p>
                                </div>
                              </td>
                            </tr>
                          </tbody>
                        </table>
                      </div>
                    </section>
                  </div>
                </li>
              </ul>
            </div>
            <div class="task-group">
              <div class="task-name-container">
                <a name="/HTTPHeader"></a>
                <a name="//apple_ref/swift/Section/HTTPHeader" class="dashAnchor"></a>
                <div class="section-name-container">
                  <a class="section-name-link" href="#/HTTPHeader"></a>
                  <h3 class="section-name"><p>HTTPHeader</p>
</h3>
                </div>
              </div>
              <ul class="item-container">
                <li class="item">
                  <div>
                    <code>
                    <a name="/s:s23CustomStringConvertibleP11descriptionSSvp"></a>
                    <a name="//apple_ref/swift/Property/description" class="dashAnchor"></a>
                    <a class="token" href="#/s:s23CustomStringConvertibleP11descriptionSSvp">description</a>
                    </code>
                  </div>
                  <div class="height-container">
                    <div class="pointer-container"></div>
                    <section class="section">
                      <div class="pointer"></div>
                      <div class="abstract">
                        
                      </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:9Alamofire10HTTPHeaderV6acceptyACSSFZ"></a>
                    <a name="//apple_ref/swift/Method/accept(_:)" class="dashAnchor"></a>
                    <a class="token" href="#/s:9Alamofire10HTTPHeaderV6acceptyACSSFZ">accept(_:)</a>
                    </code>
                  </div>
                  <div class="height-container">
                    <div class="pointer-container"></div>
                    <section class="section">
                      <div class="pointer"></div>
                      <div class="abstract">
                        <p>Returns an <code>Accept</code> header.</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="kd">static</span> <span class="kd">func</span> <span class="nf">accept</span><span class="p">(</span><span class="n">_</span> <span class="nv">value</span><span class="p">:</span> <span class="kt">String</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kt">HTTPHeader</span></code></pre>

                        </div>
                      </div>
                      <div>
                        <h4>Parameters</h4>
                        <table class="graybox">
                          <tbody>
                            <tr>
                              <td>
                                <code>
                                <em>value</em>
                                </code>
                              </td>
                              <td>
                                <div>
                                  <p>The <code>Accept</code> value.</p>
                                </div>
                              </td>
                            </tr>
                          </tbody>
                        </table>
                      </div>
                      <div>
                        <h4>Return Value</h4>
                        <p>The header.</p>
                      </div>
                    </section>
                  </div>
                </li>
                <li class="item">
                  <div>
                    <code>
                    <a name="/s:9Alamofire10HTTPHeaderV13acceptCharsetyACSSFZ"></a>
                    <a name="//apple_ref/swift/Method/acceptCharset(_:)" class="dashAnchor"></a>
                    <a class="token" href="#/s:9Alamofire10HTTPHeaderV13acceptCharsetyACSSFZ">acceptCharset(_:)</a>
                    </code>
                  </div>
                  <div class="height-container">
                    <div class="pointer-container"></div>
                    <section class="section">
                      <div class="pointer"></div>
                      <div class="abstract">
                        <p>Returns an <code>Accept-Charset</code> header.</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="kd">static</span> <span class="kd">func</span> <span class="nf">acceptCharset</span><span class="p">(</span><span class="n">_</span> <span class="nv">value</span><span class="p">:</span> <span class="kt">String</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kt">HTTPHeader</span></code></pre>

                        </div>
                      </div>
                      <div>
                        <h4>Parameters</h4>
                        <table class="graybox">
                          <tbody>
                            <tr>
                              <td>
                                <code>
                                <em>value</em>
                                </code>
                              </td>
                              <td>
                                <div>
                                  <p>The <code>Accept-Charset</code> value.</p>
                                </div>
                              </td>
                            </tr>
                          </tbody>
                        </table>
                      </div>
                      <div>
                        <h4>Return Value</h4>
                        <p>The header.</p>
                      </div>
                    </section>
                  </div>
                </li>
                <li class="item">
                  <div>
                    <code>
                    <a name="/s:9Alamofire10HTTPHeaderV14acceptLanguageyACSSFZ"></a>
                    <a name="//apple_ref/swift/Method/acceptLanguage(_:)" class="dashAnchor"></a>
                    <a class="token" href="#/s:9Alamofire10HTTPHeaderV14acceptLanguageyACSSFZ">acceptLanguage(_:)</a>
                    </code>
                  </div>
                  <div class="height-container">
                    <div class="pointer-container"></div>
                    <section class="section">
                      <div class="pointer"></div>
                      <div class="abstract">
                        <p>Returns an <code>Accept-Language</code> header.</p>

<p>Alamofire offers a default Accept-Language header that accumulates and encodes the system&rsquo;s preferred languages.
Use <code><a href="../Structs/HTTPHeader.html#/s:9Alamofire10HTTPHeaderV21defaultAcceptLanguageACvpZ">HTTPHeader.defaultAcceptLanguage</a></code>.</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="kd">static</span> <span class="kd">func</span> <span class="nf">acceptLanguage</span><span class="p">(</span><span class="n">_</span> <span class="nv">value</span><span class="p">:</span> <span class="kt">String</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kt">HTTPHeader</span></code></pre>

                        </div>
                      </div>
                      <div>
                        <h4>Parameters</h4>
                        <table class="graybox">
                          <tbody>
                            <tr>
                              <td>
                                <code>
                                <em>value</em>
                                </code>
                              </td>
                              <td>
                                <div>
                                  <p>The <code>Accept-Language</code> value.</p>
                                </div>
                              </td>
                            </tr>
                          </tbody>
                        </table>
                      </div>
                      <div>
                        <h4>Return Value</h4>
                        <p>The header.</p>
                      </div>
                    </section>
                  </div>
                </li>
                <li class="item">
                  <div>
                    <code>
                    <a name="/s:9Alamofire10HTTPHeaderV14acceptEncodingyACSSFZ"></a>
                    <a name="//apple_ref/swift/Method/acceptEncoding(_:)" class="dashAnchor"></a>
                    <a class="token" href="#/s:9Alamofire10HTTPHeaderV14acceptEncodingyACSSFZ">acceptEncoding(_:)</a>
                    </code>
                  </div>
                  <div class="height-container">
                    <div class="pointer-container"></div>
                    <section class="section">
                      <div class="pointer"></div>
                      <div class="abstract">
                        <p>Returns an <code>Accept-Encoding</code> header.</p>

<p>Alamofire offers a default accept encoding value that provides the most common values. Use
<code><a href="../Structs/HTTPHeader.html#/s:9Alamofire10HTTPHeaderV21defaultAcceptEncodingACvpZ">HTTPHeader.defaultAcceptEncoding</a></code>.</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="kd">static</span> <span class="kd">func</span> <span class="nf">acceptEncoding</span><span class="p">(</span><span class="n">_</span> <span class="nv">value</span><span class="p">:</span> <span class="kt">String</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kt">HTTPHeader</span></code></pre>

                        </div>
                      </div>
                      <div>
                        <h4>Parameters</h4>
                        <table class="graybox">
                          <tbody>
                            <tr>
                              <td>
                                <code>
                                <em>value</em>
                                </code>
                              </td>
                              <td>
                                <div>
                                  <p>The <code>Accept-Encoding</code> value.</p>
                                </div>
                              </td>
                            </tr>
                          </tbody>
                        </table>
                      </div>
                      <div>
                        <h4>Return Value</h4>
                        <p>The header</p>
                      </div>
                    </section>
                  </div>
                </li>
                <li class="item">
                  <div>
                    <code>
                    <a name="/s:9Alamofire10HTTPHeaderV13authorization8username8passwordACSS_SStFZ"></a>
                    <a name="//apple_ref/swift/Method/authorization(username:password:)" class="dashAnchor"></a>
                    <a class="token" href="#/s:9Alamofire10HTTPHeaderV13authorization8username8passwordACSS_SStFZ">authorization(username:password:)</a>
                    </code>
                  </div>
                  <div class="height-container">
                    <div class="pointer-container"></div>
                    <section class="section">
                      <div class="pointer"></div>
                      <div class="abstract">
                        <p>Returns a <code>Basic</code> <code>Authorization</code> header using the <code>username</code> and <code>password</code> provided.</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="kd">static</span> <span class="kd">func</span> <span class="nf">authorization</span><span class="p">(</span><span class="nv">username</span><span class="p">:</span> <span class="kt">String</span><span class="p">,</span> <span class="nv">password</span><span class="p">:</span> <span class="kt">String</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kt">HTTPHeader</span></code></pre>

                        </div>
                      </div>
                      <div>
                        <h4>Parameters</h4>
                        <table class="graybox">
                          <tbody>
                            <tr>
                              <td>
                                <code>
                                <em>username</em>
                                </code>
                              </td>
                              <td>
                                <div>
                                  <p>The username of the header.</p>
                                </div>
                              </td>
                            </tr>
                            <tr>
                              <td>
                                <code>
                                <em>password</em>
                                </code>
                              </td>
                              <td>
                                <div>
                                  <p>The password of the header.</p>
                                </div>
                              </td>
                            </tr>
                          </tbody>
                        </table>
                      </div>
                      <div>
                        <h4>Return Value</h4>
                        <p>The header.</p>
                      </div>
                    </section>
                  </div>
                </li>
                <li class="item">
                  <div>
                    <code>
                    <a name="/s:9Alamofire10HTTPHeaderV13authorization11bearerTokenACSS_tFZ"></a>
                    <a name="//apple_ref/swift/Method/authorization(bearerToken:)" class="dashAnchor"></a>
                    <a class="token" href="#/s:9Alamofire10HTTPHeaderV13authorization11bearerTokenACSS_tFZ">authorization(bearerToken:)</a>
                    </code>
                  </div>
                  <div class="height-container">
                    <div class="pointer-container"></div>
                    <section class="section">
                      <div class="pointer"></div>
                      <div class="abstract">
                        <p>Returns a <code>Bearer</code> <code>Authorization</code> header using the <code>bearerToken</code> provided</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="kd">static</span> <span class="kd">func</span> <span class="nf">authorization</span><span class="p">(</span><span class="nv">bearerToken</span><span class="p">:</span> <span class="kt">String</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kt">HTTPHeader</span></code></pre>

                        </div>
                      </div>
                      <div>
                        <h4>Parameters</h4>
                        <table class="graybox">
                          <tbody>
                            <tr>
                              <td>
                                <code>
                                <em>bearerToken</em>
                                </code>
                              </td>
                              <td>
                                <div>
                                  <p>The bearer token.</p>
                                </div>
                              </td>
                            </tr>
                          </tbody>
                        </table>
                      </div>
                      <div>
                        <h4>Return Value</h4>
                        <p>The header.</p>
                      </div>
                    </section>
                  </div>
                </li>
                <li class="item">
                  <div>
                    <code>
                    <a name="/s:9Alamofire10HTTPHeaderV13authorizationyACSSFZ"></a>
                    <a name="//apple_ref/swift/Method/authorization(_:)" class="dashAnchor"></a>
                    <a class="token" href="#/s:9Alamofire10HTTPHeaderV13authorizationyACSSFZ">authorization(_:)</a>
                    </code>
                  </div>
                  <div class="height-container">
                    <div class="pointer-container"></div>
                    <section class="section">
                      <div class="pointer"></div>
                      <div class="abstract">
                        <p>Returns an <code>Authorization</code> header.</p>

<p>Alamofire provides built-in methods to produce <code>Authorization</code> headers. For a Basic <code>Authorization</code> header use
<code><a href="../Structs/HTTPHeader.html#/s:9Alamofire10HTTPHeaderV13authorization8username8passwordACSS_SStFZ">HTTPHeader.authorization(username:password:)</a></code>. For a Bearer <code>Authorization</code> header, use
<code><a href="../Structs/HTTPHeader.html#/s:9Alamofire10HTTPHeaderV13authorization11bearerTokenACSS_tFZ">HTTPHeader.authorization(bearerToken:)</a></code>.</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="kd">static</span> <span class="kd">func</span> <span class="nf">authorization</span><span class="p">(</span><span class="n">_</span> <span class="nv">value</span><span class="p">:</span> <span class="kt">String</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kt">HTTPHeader</span></code></pre>

                        </div>
                      </div>
                      <div>
                        <h4>Parameters</h4>
                        <table class="graybox">
                          <tbody>
                            <tr>
                              <td>
                                <code>
                                <em>value</em>
                                </code>
                              </td>
                              <td>
                                <div>
                                  <p>The <code>Authorization</code> value.</p>
                                </div>
                              </td>
                            </tr>
                          </tbody>
                        </table>
                      </div>
                      <div>
                        <h4>Return Value</h4>
                        <p>The header.</p>
                      </div>
                    </section>
                  </div>
                </li>
                <li class="item">
                  <div>
                    <code>
                    <a name="/s:9Alamofire10HTTPHeaderV18contentDispositionyACSSFZ"></a>
                    <a name="//apple_ref/swift/Method/contentDisposition(_:)" class="dashAnchor"></a>
                    <a class="token" href="#/s:9Alamofire10HTTPHeaderV18contentDispositionyACSSFZ">contentDisposition(_:)</a>
                    </code>
                  </div>
                  <div class="height-container">
                    <div class="pointer-container"></div>
                    <section class="section">
                      <div class="pointer"></div>
                      <div class="abstract">
                        <p>Returns a <code>Content-Disposition</code> header.</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="kd">static</span> <span class="kd">func</span> <span class="nf">contentDisposition</span><span class="p">(</span><span class="n">_</span> <span class="nv">value</span><span class="p">:</span> <span class="kt">String</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kt">HTTPHeader</span></code></pre>

                        </div>
                      </div>
                      <div>
                        <h4>Parameters</h4>
                        <table class="graybox">
                          <tbody>
                            <tr>
                              <td>
                                <code>
                                <em>value</em>
                                </code>
                              </td>
                              <td>
                                <div>
                                  <p>The <code>Content-Disposition</code> value.</p>
                                </div>
                              </td>
                            </tr>
                          </tbody>
                        </table>
                      </div>
                      <div>
                        <h4>Return Value</h4>
                        <p>The header.</p>
                      </div>
                    </section>
                  </div>
                </li>
                <li class="item">
                  <div>
                    <code>
                    <a name="/s:9Alamofire10HTTPHeaderV11contentTypeyACSSFZ"></a>
                    <a name="//apple_ref/swift/Method/contentType(_:)" class="dashAnchor"></a>
                    <a class="token" href="#/s:9Alamofire10HTTPHeaderV11contentTypeyACSSFZ">contentType(_:)</a>
                    </code>
                  </div>
                  <div class="height-container">
                    <div class="pointer-container"></div>
                    <section class="section">
                      <div class="pointer"></div>
                      <div class="abstract">
                        <p>Returns a <code>Content-Type</code> header.</p>

<p>All Alamofire <code><a href="../Protocols/ParameterEncoding.html">ParameterEncoding</a></code>s and <code><a href="../Protocols/ParameterEncoder.html">ParameterEncoder</a></code>s set the <code>Content-Type</code> of the request, so it may not be necessary to manually
set this value.</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="kd">static</span> <span class="kd">func</span> <span class="nf">contentType</span><span class="p">(</span><span class="n">_</span> <span class="nv">value</span><span class="p">:</span> <span class="kt">String</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kt">HTTPHeader</span></code></pre>

                        </div>
                      </div>
                      <div>
                        <h4>Parameters</h4>
                        <table class="graybox">
                          <tbody>
                            <tr>
                              <td>
                                <code>
                                <em>value</em>
                                </code>
                              </td>
                              <td>
                                <div>
                                  <p>The <code>Content-Type</code> value.</p>
                                </div>
                              </td>
                            </tr>
                          </tbody>
                        </table>
                      </div>
                      <div>
                        <h4>Return Value</h4>
                        <p>The header.</p>
                      </div>
                    </section>
                  </div>
                </li>
                <li class="item">
                  <div>
                    <code>
                    <a name="/s:9Alamofire10HTTPHeaderV9userAgentyACSSFZ"></a>
                    <a name="//apple_ref/swift/Method/userAgent(_:)" class="dashAnchor"></a>
                    <a class="token" href="#/s:9Alamofire10HTTPHeaderV9userAgentyACSSFZ">userAgent(_:)</a>
                    </code>
                  </div>
                  <div class="height-container">
                    <div class="pointer-container"></div>
                    <section class="section">
                      <div class="pointer"></div>
                      <div class="abstract">
                        <p>Returns a <code>User-Agent</code> header.</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="kd">static</span> <span class="kd">func</span> <span class="nf">userAgent</span><span class="p">(</span><span class="n">_</span> <span class="nv">value</span><span class="p">:</span> <span class="kt">String</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kt">HTTPHeader</span></code></pre>

                        </div>
                      </div>
                      <div>
                        <h4>Parameters</h4>
                        <table class="graybox">
                          <tbody>
                            <tr>
                              <td>
                                <code>
                                <em>value</em>
                                </code>
                              </td>
                              <td>
                                <div>
                                  <p>The <code>User-Agent</code> value.</p>
                                </div>
                              </td>
                            </tr>
                          </tbody>
                        </table>
                      </div>
                      <div>
                        <h4>Return Value</h4>
                        <p>The header.</p>
                      </div>
                    </section>
                  </div>
                </li>
              </ul>
            </div>
            <div class="task-group">
              <div class="task-name-container">
                <a name="/Defaults"></a>
                <a name="//apple_ref/swift/Section/Defaults" class="dashAnchor"></a>
                <div class="section-name-container">
                  <a class="section-name-link" href="#/Defaults"></a>
                  <h3 class="section-name"><p>Defaults</p>
</h3>
                </div>
              </div>
              <ul class="item-container">
                <li class="item">
                  <div>
                    <code>
                    <a name="/s:9Alamofire10HTTPHeaderV21defaultAcceptEncodingACvpZ"></a>
                    <a name="//apple_ref/swift/Variable/defaultAcceptEncoding" class="dashAnchor"></a>
                    <a class="token" href="#/s:9Alamofire10HTTPHeaderV21defaultAcceptEncodingACvpZ">defaultAcceptEncoding</a>
                    </code>
                  </div>
                  <div class="height-container">
                    <div class="pointer-container"></div>
                    <section class="section">
                      <div class="pointer"></div>
                      <div class="abstract">
                        <p>Returns Alamofire&rsquo;s default <code>Accept-Encoding</code> header, appropriate for the encodings supported by particular OS
versions.</p>

<p>See the <a href="https://tools.ietf.org/html/rfc7230#section-4.2.3">Accept-Encoding HTTP header documentation</a> .</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="kd">static</span> <span class="k">let</span> <span class="nv">defaultAcceptEncoding</span><span class="p">:</span> <span class="kt">HTTPHeader</span></code></pre>

                        </div>
                      </div>
                    </section>
                  </div>
                </li>
                <li class="item">
                  <div>
                    <code>
                    <a name="/s:9Alamofire10HTTPHeaderV21defaultAcceptLanguageACvpZ"></a>
                    <a name="//apple_ref/swift/Variable/defaultAcceptLanguage" class="dashAnchor"></a>
                    <a class="token" href="#/s:9Alamofire10HTTPHeaderV21defaultAcceptLanguageACvpZ">defaultAcceptLanguage</a>
                    </code>
                  </div>
                  <div class="height-container">
                    <div class="pointer-container"></div>
                    <section class="section">
                      <div class="pointer"></div>
                      <div class="abstract">
                        <p>Returns Alamofire&rsquo;s default <code>Accept-Language</code> header, generated by querying <code>Locale</code> for the user&rsquo;s
<code>preferredLanguages</code>.</p>

<p>See the <a href="https://tools.ietf.org/html/rfc7231#section-5.3.5">Accept-Language HTTP header documentation</a>.</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="kd">static</span> <span class="k">let</span> <span class="nv">defaultAcceptLanguage</span><span class="p">:</span> <span class="kt">HTTPHeader</span></code></pre>

                        </div>
                      </div>
                    </section>
                  </div>
                </li>
                <li class="item">
                  <div>
                    <code>
                    <a name="/s:9Alamofire10HTTPHeaderV16defaultUserAgentACvpZ"></a>
                    <a name="//apple_ref/swift/Variable/defaultUserAgent" class="dashAnchor"></a>
                    <a class="token" href="#/s:9Alamofire10HTTPHeaderV16defaultUserAgentACvpZ">defaultUserAgent</a>
                    </code>
                  </div>
                  <div class="height-container">
                    <div class="pointer-container"></div>
                    <section class="section">
                      <div class="pointer"></div>
                      <div class="abstract">
                        <p>Returns Alamofire&rsquo;s default <code>User-Agent</code> header.</p>

<p>See the <a href="https://tools.ietf.org/html/rfc7231#section-5.5.3">User-Agent header documentation</a>.</p>

<p>Example: <code>iOS Example/1.0 (org.alamofire.iOS-Example; build:1; iOS 13.0.0) Alamofire/5.0.0</code></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="kd">static</span> <span class="k">let</span> <span class="nv">defaultUserAgent</span><span class="p">:</span> <span class="kt">HTTPHeader</span></code></pre>

                        </div>
                      </div>
                    </section>
                  </div>
                </li>
              </ul>
            </div>
          </div>
        </section>

      </article>
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