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<li ><a href="#method-i-5B-5D">#[]</a>
<li ><a href="#method-i-5B-5D-3D">#[]=</a>
<li ><a href="#method-i-check_header">#check_header</a>
<li ><a href="#method-i-chunked-3D">#chunked=</a>
<li ><a href="#method-i-chunked-3F">#chunked?</a>
<li ><a href="#method-i-content_length">#content_length</a>
<li ><a href="#method-i-content_length-3D">#content_length=</a>
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<h1 id="class-WEBrick::HTTPResponse" class="class">
class WEBrick::HTTPResponse
</h1>
<section class="description">
<p>An HTTP response. This is filled in by the service or do_* methods of a <a href="../WEBrick.html"><code>WEBrick</code></a> HTTP Servlet.</p>
</section>
<section id="5Buntitled-5D" class="documentation-section">
<section class="attribute-method-details" class="method-section">
<header>
<h3>Attributes</h3>
</header>
<div id="attribute-i-body" class="method-detail">
<div class="method-heading attribute-method-heading">
<span class="method-name">body</span><span
class="attribute-access-type">[RW]</span>
</div>
<div class="method-description">
<p>Body may be:</p>
<ul><li>
<p>a <a href="../String.html"><code>String</code></a>;</p>
</li><li>
<p>an IO-like object that responds to <code>#read</code> and <code>#readpartial</code>;</p>
</li><li>
<p>a Proc-like object that responds to <code>#call</code>.</p>
</li></ul>
<p>In the latter case, either <a href="HTTPResponse.html#method-i-chunked-3D"><code>chunked=</code></a> should be set to <code>true</code>, or <code>header['content-length']</code> explicitly provided. Example:</p>
<pre class="ruby"><span class="ruby-identifier">server</span>.<span class="ruby-identifier">mount_proc</span> <span class="ruby-string">'/'</span> <span class="ruby-keyword">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">req</span>, <span class="ruby-identifier">res</span><span class="ruby-operator">|</span>
<span class="ruby-identifier">res</span>.<span class="ruby-identifier">chunked</span> = <span class="ruby-keyword">true</span>
<span class="ruby-comment"># or</span>
<span class="ruby-comment"># res.header['content-length'] = 10</span>
<span class="ruby-identifier">res</span>.<span class="ruby-identifier">body</span> = <span class="ruby-identifier">proc</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">out</span><span class="ruby-operator">|</span> <span class="ruby-identifier">out</span>.<span class="ruby-identifier">write</span>(<span class="ruby-constant">Time</span>.<span class="ruby-identifier">now</span>.<span class="ruby-identifier">to_s</span>) }
<span class="ruby-keyword">end</span>
</pre>
</div>
</div>
<div id="attribute-i-config" class="method-detail">
<div class="method-heading attribute-method-heading">
<span class="method-name">config</span><span
class="attribute-access-type">[R]</span>
</div>
<div class="method-description">
<p>Configuration for this response</p>
</div>
</div>
<div id="attribute-i-cookies" class="method-detail">
<div class="method-heading attribute-method-heading">
<span class="method-name">cookies</span><span
class="attribute-access-type">[R]</span>
</div>
<div class="method-description">
<p>Response cookies</p>
</div>
</div>
<div id="attribute-i-filename" class="method-detail">
<div class="method-heading attribute-method-heading">
<span class="method-name">filename</span><span
class="attribute-access-type">[RW]</span>
</div>
<div class="method-description">
<p>Filename of the static file in this response. Only used by the FileHandler servlet.</p>
</div>
</div>
<div id="attribute-i-header" class="method-detail">
<div class="method-heading attribute-method-heading">
<span class="method-name">header</span><span
class="attribute-access-type">[R]</span>
</div>
<div class="method-description">
<p>Response header</p>
</div>
</div>
<div id="attribute-i-http_version" class="method-detail">
<div class="method-heading attribute-method-heading">
<span class="method-name">http_version</span><span
class="attribute-access-type">[R]</span>
</div>
<div class="method-description">
<p>HTTP Response version</p>
</div>
</div>
<div id="attribute-i-keep_alive" class="method-detail">
<div class="method-heading attribute-method-heading">
<span class="method-name">keep_alive</span><span
class="attribute-access-type">[RW]</span>
</div>
<div class="method-description">
<p>Is this a keep-alive response?</p>
</div>
</div>
<div id="attribute-i-reason_phrase" class="method-detail">
<div class="method-heading attribute-method-heading">
<span class="method-name">reason_phrase</span><span
class="attribute-access-type">[RW]</span>
</div>
<div class="method-description">
<p>Response reason phrase (“OK”)</p>
</div>
</div>
<div id="attribute-i-request_http_version" class="method-detail">
<div class="method-heading attribute-method-heading">
<span class="method-name">request_http_version</span><span
class="attribute-access-type">[RW]</span>
</div>
<div class="method-description">
<p>Request HTTP version for this response</p>
</div>
</div>
<div id="attribute-i-request_method" class="method-detail">
<div class="method-heading attribute-method-heading">
<span class="method-name">request_method</span><span
class="attribute-access-type">[RW]</span>
</div>
<div class="method-description">
<p>Request method for this response</p>
</div>
</div>
<div id="attribute-i-request_uri" class="method-detail">
<div class="method-heading attribute-method-heading">
<span class="method-name">request_uri</span><span
class="attribute-access-type">[RW]</span>
</div>
<div class="method-description">
<p>Request <a href="../URI.html"><code>URI</code></a> for this response</p>
</div>
</div>
<div id="attribute-i-sent_size" class="method-detail">
<div class="method-heading attribute-method-heading">
<span class="method-name">sent_size</span><span
class="attribute-access-type">[R]</span>
</div>
<div class="method-description">
<p>Bytes sent in this response</p>
</div>
</div>
<div id="attribute-i-status" class="method-detail">
<div class="method-heading attribute-method-heading">
<span class="method-name">status</span><span
class="attribute-access-type">[R]</span>
</div>
<div class="method-description">
<p>Response status code (200)</p>
</div>
</div>
</section>
<section id="public-class-5Buntitled-5D-method-details" class="method-section">
<header>
<h3>Public Class Methods</h3>
</header>
<div id="method-c-new" class="method-detail ">
<div class="method-heading">
<span class="method-name">new</span><span
class="method-args">(config)</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>Creates a new HTTP response object. WEBrick::Config::HTTP is the default configuration.</p>
<div class="method-source-code" id="new-source">
<pre><span class="ruby-comment"># File lib/webrick/httpresponse.rb, line 112</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">initialize</span>(<span class="ruby-identifier">config</span>)
<span class="ruby-ivar">@config</span> = <span class="ruby-identifier">config</span>
<span class="ruby-ivar">@buffer_size</span> = <span class="ruby-identifier">config</span>[<span class="ruby-value">:OutputBufferSize</span>]
<span class="ruby-ivar">@logger</span> = <span class="ruby-identifier">config</span>[<span class="ruby-value">:Logger</span>]
<span class="ruby-ivar">@header</span> = <span class="ruby-constant">Hash</span>.<span class="ruby-identifier">new</span>
<span class="ruby-ivar">@status</span> = <span class="ruby-constant">HTTPStatus</span><span class="ruby-operator">::</span><span class="ruby-constant">RC_OK</span>
<span class="ruby-ivar">@reason_phrase</span> = <span class="ruby-keyword">nil</span>
<span class="ruby-ivar">@http_version</span> = <span class="ruby-constant">HTTPVersion</span><span class="ruby-operator">::</span><span class="ruby-identifier">convert</span>(<span class="ruby-ivar">@config</span>[<span class="ruby-value">:HTTPVersion</span>])
<span class="ruby-ivar">@body</span> = <span class="ruby-string">''</span>
<span class="ruby-ivar">@keep_alive</span> = <span class="ruby-keyword">true</span>
<span class="ruby-ivar">@cookies</span> = []
<span class="ruby-ivar">@request_method</span> = <span class="ruby-keyword">nil</span>
<span class="ruby-ivar">@request_uri</span> = <span class="ruby-keyword">nil</span>
<span class="ruby-ivar">@request_http_version</span> = <span class="ruby-ivar">@http_version</span> <span class="ruby-comment"># temporary</span>
<span class="ruby-ivar">@chunked</span> = <span class="ruby-keyword">false</span>
<span class="ruby-ivar">@filename</span> = <span class="ruby-keyword">nil</span>
<span class="ruby-ivar">@sent_size</span> = <span class="ruby-value">0</span>
<span class="ruby-ivar">@bodytempfile</span> = <span class="ruby-keyword">nil</span>
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
</section>
<section id="public-instance-5Buntitled-5D-method-details" class="method-section">
<header>
<h3>Public Instance Methods</h3>
</header>
<div id="method-i-5B-5D" class="method-detail ">
<div class="method-heading">
<span class="method-name">[]</span><span
class="method-args">(field)</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>Retrieves the response header <code>field</code></p>
<div class="method-source-code" id="5B-5D-source">
<pre><span class="ruby-comment"># File lib/webrick/httpresponse.rb, line 150</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">[]</span>(<span class="ruby-identifier">field</span>)
<span class="ruby-ivar">@header</span>[<span class="ruby-identifier">field</span>.<span class="ruby-identifier">downcase</span>]
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-5B-5D-3D" class="method-detail ">
<div class="method-heading">
<span class="method-name">[]=</span><span
class="method-args">(field, value)</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>Sets the response header <code>field</code> to <code>value</code></p>
<div class="method-source-code" id="5B-5D-3D-source">
<pre><span class="ruby-comment"># File lib/webrick/httpresponse.rb, line 157</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">[]=</span>(<span class="ruby-identifier">field</span>, <span class="ruby-identifier">value</span>)
<span class="ruby-ivar">@chunked</span> = <span class="ruby-identifier">value</span>.<span class="ruby-identifier">to_s</span>.<span class="ruby-identifier">downcase</span> <span class="ruby-operator">==</span> <span class="ruby-string">'chunked'</span> <span class="ruby-keyword">if</span> <span class="ruby-identifier">field</span>.<span class="ruby-identifier">downcase</span> <span class="ruby-operator">==</span> <span class="ruby-string">'transfer-encoding'</span>
<span class="ruby-ivar">@header</span>[<span class="ruby-identifier">field</span>.<span class="ruby-identifier">downcase</span>] = <span class="ruby-identifier">value</span>.<span class="ruby-identifier">to_s</span>
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-chunked-3D" class="method-detail ">
<div class="method-heading">
<span class="method-name">chunked=</span><span
class="method-args">(val)</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>Enables chunked transfer encoding.</p>
<div class="method-source-code" id="chunked-3D-source">
<pre><span class="ruby-comment"># File lib/webrick/httpresponse.rb, line 209</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">chunked=</span>(<span class="ruby-identifier">val</span>)
<span class="ruby-ivar">@chunked</span> = <span class="ruby-identifier">val</span> <span class="ruby-operator">?</span> <span class="ruby-keyword">true</span> <span class="ruby-operator">:</span> <span class="ruby-keyword">false</span>
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-chunked-3F" class="method-detail ">
<div class="method-heading">
<span class="method-name">chunked?</span><span
class="method-args">()</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>Will this response body be returned using chunked transfer-encoding?</p>
<div class="method-source-code" id="chunked-3F-source">
<pre><span class="ruby-comment"># File lib/webrick/httpresponse.rb, line 202</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">chunked?</span>
<span class="ruby-ivar">@chunked</span>
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-content_length" class="method-detail ">
<div class="method-heading">
<span class="method-name">content_length</span><span
class="method-args">()</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>The content-length header</p>
<div class="method-source-code" id="content_length-source">
<pre><span class="ruby-comment"># File lib/webrick/httpresponse.rb, line 165</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">content_length</span>
<span class="ruby-keyword">if</span> <span class="ruby-identifier">len</span> = <span class="ruby-keyword">self</span>[<span class="ruby-string">'content-length'</span>]
<span class="ruby-keyword">return</span> <span class="ruby-constant">Integer</span>(<span class="ruby-identifier">len</span>)
<span class="ruby-keyword">end</span>
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-content_length-3D" class="method-detail ">
<div class="method-heading">
<span class="method-name">content_length=</span><span
class="method-args">(len)</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>Sets the content-length header to <code>len</code></p>
<div class="method-source-code" id="content_length-3D-source">
<pre><span class="ruby-comment"># File lib/webrick/httpresponse.rb, line 174</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">content_length=</span>(<span class="ruby-identifier">len</span>)
<span class="ruby-keyword">self</span>[<span class="ruby-string">'content-length'</span>] = <span class="ruby-identifier">len</span>.<span class="ruby-identifier">to_s</span>
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-content_type" class="method-detail ">
<div class="method-heading">
<span class="method-name">content_type</span><span
class="method-args">()</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>The content-type header</p>
<div class="method-source-code" id="content_type-source">
<pre><span class="ruby-comment"># File lib/webrick/httpresponse.rb, line 181</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">content_type</span>
<span class="ruby-keyword">self</span>[<span class="ruby-string">'content-type'</span>]
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-content_type-3D" class="method-detail ">
<div class="method-heading">
<span class="method-name">content_type=</span><span
class="method-args">(type)</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>Sets the content-type header to <code>type</code></p>
<div class="method-source-code" id="content_type-3D-source">
<pre><span class="ruby-comment"># File lib/webrick/httpresponse.rb, line 188</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">content_type=</span>(<span class="ruby-identifier">type</span>)
<span class="ruby-keyword">self</span>[<span class="ruby-string">'content-type'</span>] = <span class="ruby-identifier">type</span>
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-each" class="method-detail ">
<div class="method-heading">
<span class="method-name">each</span><span
class="method-args">() { |field, value| ... }</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>Iterates over each header in the response</p>
<div class="method-source-code" id="each-source">
<pre><span class="ruby-comment"># File lib/webrick/httpresponse.rb, line 195</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">each</span>
<span class="ruby-ivar">@header</span>.<span class="ruby-identifier">each</span>{<span class="ruby-operator">|</span><span class="ruby-identifier">field</span>, <span class="ruby-identifier">value</span><span class="ruby-operator">|</span> <span class="ruby-keyword">yield</span>(<span class="ruby-identifier">field</span>, <span class="ruby-identifier">value</span>) }
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-keep_alive-3F" class="method-detail ">
<div class="method-heading">
<span class="method-name">keep_alive?</span><span
class="method-args">()</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>Will this response's connection be kept alive?</p>
<div class="method-source-code" id="keep_alive-3F-source">
<pre><span class="ruby-comment"># File lib/webrick/httpresponse.rb, line 216</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">keep_alive?</span>
<span class="ruby-ivar">@keep_alive</span>
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-set_error" class="method-detail ">
<div class="method-heading">
<span class="method-name">set_error</span><span
class="method-args">(ex, backtrace=false)</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>Creates an error page for exception <code>ex</code> with an optional <code>backtrace</code></p>
<div class="method-source-code" id="set_error-source">
<pre><span class="ruby-comment"># File lib/webrick/httpresponse.rb, line 383</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">set_error</span>(<span class="ruby-identifier">ex</span>, <span class="ruby-identifier">backtrace</span>=<span class="ruby-keyword">false</span>)
<span class="ruby-keyword">case</span> <span class="ruby-identifier">ex</span>
<span class="ruby-keyword">when</span> <span class="ruby-constant">HTTPStatus</span><span class="ruby-operator">::</span><span class="ruby-constant">Status</span>
<span class="ruby-ivar">@keep_alive</span> = <span class="ruby-keyword">false</span> <span class="ruby-keyword">if</span> <span class="ruby-constant">HTTPStatus</span><span class="ruby-operator">::</span><span class="ruby-identifier">error?</span>(<span class="ruby-identifier">ex</span>.<span class="ruby-identifier">code</span>)
<span class="ruby-keyword">self</span>.<span class="ruby-identifier">status</span> = <span class="ruby-identifier">ex</span>.<span class="ruby-identifier">code</span>
<span class="ruby-keyword">else</span>
<span class="ruby-ivar">@keep_alive</span> = <span class="ruby-keyword">false</span>
<span class="ruby-keyword">self</span>.<span class="ruby-identifier">status</span> = <span class="ruby-constant">HTTPStatus</span><span class="ruby-operator">::</span><span class="ruby-constant">RC_INTERNAL_SERVER_ERROR</span>
<span class="ruby-keyword">end</span>
<span class="ruby-ivar">@header</span>[<span class="ruby-string">'content-type'</span>] = <span class="ruby-string">"text/html; charset=ISO-8859-1"</span>
<span class="ruby-keyword">if</span> <span class="ruby-identifier">respond_to?</span>(<span class="ruby-value">:create_error_page</span>)
<span class="ruby-identifier">create_error_page</span>()
<span class="ruby-keyword">return</span>
<span class="ruby-keyword">end</span>
<span class="ruby-keyword">if</span> <span class="ruby-ivar">@request_uri</span>
<span class="ruby-identifier">host</span>, <span class="ruby-identifier">port</span> = <span class="ruby-ivar">@request_uri</span>.<span class="ruby-identifier">host</span>, <span class="ruby-ivar">@request_uri</span>.<span class="ruby-identifier">port</span>
<span class="ruby-keyword">else</span>
<span class="ruby-identifier">host</span>, <span class="ruby-identifier">port</span> = <span class="ruby-ivar">@config</span>[<span class="ruby-value">:ServerName</span>], <span class="ruby-ivar">@config</span>[<span class="ruby-value">:Port</span>]
<span class="ruby-keyword">end</span>
<span class="ruby-identifier">error_body</span>(<span class="ruby-identifier">backtrace</span>, <span class="ruby-identifier">ex</span>, <span class="ruby-identifier">host</span>, <span class="ruby-identifier">port</span>)
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-set_redirect" class="method-detail ">
<div class="method-heading">
<span class="method-name">set_redirect</span><span
class="method-args">(status, url)</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>Redirects to <code>url</code> with a <a href="HTTPStatus/Redirect.html"><code>WEBrick::HTTPStatus::Redirect</code></a> <code>status</code>.</p>
<p>Example:</p>
<pre class="ruby"><span class="ruby-identifier">res</span>.<span class="ruby-identifier">set_redirect</span> <span class="ruby-constant">WEBrick</span><span class="ruby-operator">::</span><span class="ruby-constant">HTTPStatus</span><span class="ruby-operator">::</span><span class="ruby-constant">TemporaryRedirect</span>
</pre>
<div class="method-source-code" id="set_redirect-source">
<pre><span class="ruby-comment"># File lib/webrick/httpresponse.rb, line 373</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">set_redirect</span>(<span class="ruby-identifier">status</span>, <span class="ruby-identifier">url</span>)
<span class="ruby-identifier">url</span> = <span class="ruby-constant">URI</span>(<span class="ruby-identifier">url</span>).<span class="ruby-identifier">to_s</span>
<span class="ruby-ivar">@body</span> = <span class="ruby-node">"<HTML><A HREF=\"#{url}\">#{url}</A>.</HTML>\n"</span>
<span class="ruby-ivar">@header</span>[<span class="ruby-string">'location'</span>] = <span class="ruby-identifier">url</span>
<span class="ruby-identifier">raise</span> <span class="ruby-identifier">status</span>
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-status-3D" class="method-detail ">
<div class="method-heading">
<span class="method-name">status=</span><span
class="method-args">(status)</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>Sets the response's status to the <code>status</code> code</p>
<div class="method-source-code" id="status-3D-source">
<pre><span class="ruby-comment"># File lib/webrick/httpresponse.rb, line 142</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">status=</span>(<span class="ruby-identifier">status</span>)
<span class="ruby-ivar">@status</span> = <span class="ruby-identifier">status</span>
<span class="ruby-ivar">@reason_phrase</span> = <span class="ruby-constant">HTTPStatus</span><span class="ruby-operator">::</span><span class="ruby-identifier">reason_phrase</span>(<span class="ruby-identifier">status</span>)
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-status_line" class="method-detail ">
<div class="method-heading">
<span class="method-name">status_line</span><span
class="method-args">()</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>The response's HTTP status line</p>
<div class="method-source-code" id="status_line-source">
<pre><span class="ruby-comment"># File lib/webrick/httpresponse.rb, line 135</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">status_line</span>
<span class="ruby-string">"HTTP/#@http_version #@status #@reason_phrase"</span>.<span class="ruby-identifier">rstrip</span> <span class="ruby-operator"><<</span> <span class="ruby-constant">CRLF</span>
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
</section>
<section id="private-instance-5Buntitled-5D-method-details" class="method-section">
<header>
<h3>Private Instance Methods</h3>
</header>
<div id="method-i-check_header" class="method-detail ">
<div class="method-heading">
<span class="method-name">check_header</span><span
class="method-args">(header_value)</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<div class="method-source-code" id="check_header-source">
<pre><span class="ruby-comment"># File lib/webrick/httpresponse.rb, line 410</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">check_header</span>(<span class="ruby-identifier">header_value</span>)
<span class="ruby-identifier">header_value</span> = <span class="ruby-identifier">header_value</span>.<span class="ruby-identifier">to_s</span>
<span class="ruby-keyword">if</span> <span class="ruby-regexp">/[\r\n]/</span> <span class="ruby-operator">=~</span> <span class="ruby-identifier">header_value</span>
<span class="ruby-identifier">raise</span> <span class="ruby-constant">InvalidHeader</span>
<span class="ruby-keyword">else</span>
<span class="ruby-identifier">header_value</span>
<span class="ruby-keyword">end</span>
<span class="ruby-keyword">end</span></pre>
</div>
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