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<p><!DOCTYPE html></p>
<p><html> <head> <meta charset=“UTF-8”></p>
<p><title>class <a href=“../../Examenes/List.html”>Examenes::List</a> - RDoc Documentation</title></p>
<p><link href=“../fonts.css” rel=“stylesheet”> <link href=“../rdoc.css” rel=“stylesheet”></p>
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<pre>var rdoc_rel_prefix = "../";</pre>
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<p><script src=“../js/jquery.js”></script> <script src=“../js/navigation.js”></script> <script src=“../js/search_index.js”></script> <script src=“../js/search.js”></script> <script src=“../js/searcher.js”></script> <script src=“../js/darkfish.js”></script></p>
<p><body id=“top” role=“document” class=“class”> <nav role=“navigation”></p>
<pre><div id="project-navigation">
<div id="home-section" role="region" title="Quick navigation" class="nav-section"><<<<<<< HEAD
<h2>
<a href="../index.html" rel="home">Home</a>
</h2>
<div id="table-of-contents-navigation">
=======<h2>
<a href="../index.html" rel="home">Home</a>
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<div id="table-of-contents-navigation">
>>>>>>> 1797b52ab4f7c1e3ea54433b8ce1e4efdd762e99<a href="../table_of_contents.html#pages">Pages</a> <a href="../table_of_contents.html#classes">Classes</a> <a href="../table_of_contents.html#methods">Methods</a>
</div></pre>
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<pre> <div id="search-section" role="search" class="project-section initially-hidden"> <form action="#" method="get" accept-charset="utf-8">
<div id="search-field-wrapper"> <input id="search-field" role="combobox" aria-label="Search" aria-autocomplete="list" aria-controls="search-results" type="text" name="search" placeholder="Search" spellcheck="false" title="Type to search, Up and Down to navigate, Enter to load"> </div> <ul id="search-results" aria-label="Search Results" aria-busy="false" aria-expanded="false" aria-atomic="false" class="initially-hidden"></ul>
</form></pre>
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<pre></div>
<div id="class-metadata">
<div id="parent-class-section" class="nav-section">
<h3>Parent</h3>
<p class="link"><a href="../Object.html">Object</a></pre>
<p></div></p>
<pre> <div id="includes-section" class="nav-section"> <h3>Included Modules</h3>
<ul class="link-list">
<li><span class="include">Enumerable</span>
</ul></pre>
<p></div></p>
<pre><!– Method Quickref –></pre>
<p><div id=“method-list-section” class=“nav-section”></p>
<pre><h3>Methods</h3>
<ul class="link-list" role="directory">
<li ><a href="#method-c-new">::new</a> <li ><a href="#method-i-each">#each</a> <li ><a href="#method-i-obtenerValor">#obtenerValor</a> <li ><a href="#method-i-pop">#pop</a> <li ><a href="#method-i-push">#push</a> <li ><a href="#method-i-sacarValor">#sacarValor</a> <li ><a href="#method-i-verDesdeCabeza">#verDesdeCabeza</a> <li ><a href="#method-i-verDesdeCola">#verDesdeCola</a>
</ul></pre>
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<pre></div></pre>
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<p><main role=“main” aria-labelledby=“class-Examenes::List”></p>
<pre class=“ruby”><span class=“ruby-operator”><</span><span class=“ruby-identifier”>h1</span> <span class=“ruby-identifier”>id</span>=<span class=“ruby-string”>"class-Examenes::List"</span> <span class=“ruby-identifier”>class</span>=<span class=“ruby-string”>"class"</span><span class=“ruby-operator”>></span>
<span class="ruby-keyword">class</span> <span class="ruby-constant">Examenes</span><span class="ruby-operator">::</span><span class="ruby-constant">List</span>
<span class=“ruby-operator”><</span><span class=“ruby-regexp”>/h1>
<section class="description">
</se</span><span class=“ruby-identifier”>ction</span><span class=“ruby-operator”>></span>
<span class=“ruby-operator”><</span><span class=“ruby-identifier”>section</span> <span class=“ruby-identifier”>id</span>=<span class=“ruby-string”>"5Buntitled-5D"</span> <span class=“ruby-identifier”>class</span>=<span class=“ruby-string”>"documentation-section"</span><span class=“ruby-operator”>></span>
<span class="ruby-operator"><</span><span class="ruby-identifier">section</span> <span class="ruby-identifier">class</span>=<span class="ruby-string">"attribute-method-details"</span> <span class="ruby-identifier">class</span>=<span class="ruby-string">"method-section"</span><span class="ruby-operator">></span> <span class="ruby-operator"><</span><span class="ruby-identifier">header</span><span class="ruby-operator">></span> <span class="ruby-operator"><</span><span class="ruby-identifier">h3</span><span class="ruby-operator">></span><span class="ruby-constant">Attributes</span><span class="ruby-operator"><</span><span class="ruby-regexp">/h3> </</span><span class="ruby-identifier">header</span><span class="ruby-operator">></span> <span class="ruby-operator"><</span><span class="ruby-identifier">div</span> <span class="ruby-identifier">id</span>=<span class="ruby-string">"attribute-i-cabeza"</span> <span class="ruby-identifier">class</span>=<span class="ruby-string">"method-detail"</span><span class="ruby-operator">></span> <span class="ruby-operator"><</span><span class="ruby-identifier">div</span> <span class="ruby-identifier">class</span>=<span class="ruby-string">"method-heading attribute-method-heading"</span><span class="ruby-operator">></span> <span class="ruby-operator"><</span><span class="ruby-identifier">span</span> <span class="ruby-identifier">class</span>=<span class="ruby-string">"method-name"</span><span class="ruby-operator">></span><span class="ruby-identifier">cabeza</span><span class="ruby-operator"><</span><span class="ruby-regexp">/span><span class="attribute-access-type">[R]</s</span><span class="ruby-identifier">pan</span><span class="ruby-operator">></span> <span class="ruby-operator"><</span><span class="ruby-regexp">/div> <div class="method-description"> <p>Tres atributos, uno se situa al principio :cabeza, el otro al final :cola,
</span></pre>
<p>y los numeros de nodo total</p></p>
<pre> </div> </div>
<div id="attribute-i-cola" class="method-detail">
<div class="method-heading attribute-method-heading"> <span class="method-name">cola</span><span class="attribute-access-type">[R]</span> </div> <div class="method-description"> <p>Tres atributos, uno se situa al principio :cabeza, el otro al final :cola,</pre>
<p>y los numeros de nodo total</p></p>
<pre> </div> </div>
<div id="attribute-i-numeroNodos" class="method-detail">
<div class="method-heading attribute-method-heading"> <span class="method-name">numeroNodos</span><span class="attribute-access-type">[R]</span> </div> <div class="method-description"> <p>Tres atributos, uno se situa al principio :cabeza, el otro al final :cola,</pre>
<p>y los numeros de nodo total</p></p>
<pre> </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">()</span> <span class="method-click-advice">click to toggle source</span> </div> <div class="method-description"> <p>Inicializa los tres atributos.</p> <div class="method-source-code" id="new-source"> <pre><span class="ruby-comment"># File lib/Examenes/Listas.rb, line 29</span></pre>
<p><span class=“ruby-keyword”>def</span> <span class=“ruby-identifier”>initialize</span></p>
<pre><span class="ruby-ivar">@cabeza</span> = <span class="ruby-keyword">nil</span> <span class="ruby-ivar">@cola</span> = <span class="ruby-keyword">nil</span> <span class="ruby-ivar">@numeroNodos</span> = <span class="ruby-value">0</span></pre>
<p><span class=“ruby-keyword”>end</span></pre></p>
<pre class=“ruby”> <span class=“ruby-operator”><</span><span class=“ruby-regexp”>/div>
</</span><span class="ruby-identifier">div</span><span class="ruby-operator">></span> <span class="ruby-operator"><</span><span class="ruby-regexp">/div>
</se</span><span class=“ruby-identifier”>ction</span><span class=“ruby-operator”>></span>
<span class="ruby-operator"><</span><span class="ruby-identifier">section</span> <span class="ruby-identifier">id</span>=<span class="ruby-string">"public-instance-5Buntitled-5D-method-details"</span> <span class="ruby-identifier">class</span>=<span class="ruby-string">"method-section"</span><span class="ruby-operator">></span> <span class="ruby-operator"><</span><span class="ruby-identifier">header</span><span class="ruby-operator">></span> <span class="ruby-operator"><</span><span class="ruby-identifier">h3</span><span class="ruby-operator">></span><span class="ruby-constant">Public</span> <span class="ruby-constant">Instance</span> <span class="ruby-constant">Methods</span><span class="ruby-operator"><</span><span class="ruby-regexp">/h3> </</span><span class="ruby-identifier">header</span><span class="ruby-operator">></span> <span class="ruby-operator"><</span><span class="ruby-identifier">div</span> <span class="ruby-identifier">id</span>=<span class="ruby-string">"method-i-each"</span> <span class="ruby-identifier">class</span>=<span class="ruby-string">"method-detail "</span><span class="ruby-operator">></span> <span class="ruby-operator"><</span><span class="ruby-identifier">div</span> <span class="ruby-identifier">class</span>=<span class="ruby-string">"method-heading"</span><span class="ruby-operator">></span> <span class="ruby-operator"><</span><span class="ruby-identifier">span</span> <span class="ruby-identifier">class</span>=<span class="ruby-string">"method-name"</span><span class="ruby-operator">></span><span class="ruby-identifier">each</span><span class="ruby-operator"><</span><span class="ruby-regexp">/span><span class="method-args">() { |value| ... }</s</span><span class="ruby-identifier">pan</span><span class="ruby-operator">></span> <span class="ruby-operator"><</span><span class="ruby-identifier">span</span> <span class="ruby-identifier">class</span>=<span class="ruby-string">"method-click-advice"</span><span class="ruby-operator">></span><span class="ruby-identifier">click</span> <span class="ruby-identifier">to</span> <span class="ruby-identifier">toggle</span> <span class="ruby-identifier">source</span><span class="ruby-operator"><</span><span class="ruby-regexp">/span> </</span><span class="ruby-identifier">div</span><span class="ruby-operator">></span> <span class="ruby-operator"><</span><span class="ruby-identifier">div</span> <span class="ruby-identifier">class</span>=<span class="ruby-string">"method-description"</span><span class="ruby-operator">></span> <span class="ruby-operator"><</span><span class="ruby-identifier">div</span> <span class="ruby-identifier">class</span>=<span class="ruby-string">"method-source-code"</span> <span class="ruby-identifier">id</span>=<span class="ruby-string">"each-source"</span><span class="ruby-operator">></span> <span class="ruby-operator"><</span><span class="ruby-identifier">pre</span><span class="ruby-operator">></span><span class="ruby-operator"><</span><span class="ruby-identifier">span</span> <span class="ruby-identifier">class</span>=<span class="ruby-string">"ruby-comment"</span><span class="ruby-operator">></span><span class="ruby-comment"># File lib/Examenes/Listas.rb, line 111</span></span>
</pre>
<p><span class=“ruby-keyword”>def</span> <span class=“ruby-identifier”>each</span></p>
<pre><span class="ruby-identifier">nodo</span> = <span class="ruby-ivar">@cabeza</span> <span class="ruby-keyword">while</span> <span class="ruby-identifier">nodo</span> <span class="ruby-operator">!=</span> <span class="ruby-keyword">nil</span> <span class="ruby-keyword">do</span>
<span class="ruby-keyword">yield</span> <span class="ruby-identifier">nodo</span>.<span class="ruby-identifier">value</span> <span class="ruby-identifier">nodo</span> = <span class="ruby-identifier">nodo</span>.<span class="ruby-identifier">next</span>
<span class="ruby-keyword">end</span></pre>
<p><span class=“ruby-keyword”>end</span></pre></p>
<pre> </div>
</div>
</div>
<div id="method-i-obtenerValor" class="method-detail ">
<div class="method-heading"> <span class="method-name">obtenerValor</span><span class="method-args">(numero)</span> <span class="method-click-advice">click to toggle source</span> </div> <div class="method-description"> <p>Obtiene un valor determinado</p> <div class="method-source-code" id="obtenerValor-source"> <pre><span class="ruby-comment"># File lib/Examenes/Listas.rb, line 98</span></pre>
<p><span class=“ruby-keyword”>def</span> <span class=“ruby-identifier”>obtenerValor</span>(<span class=“ruby-identifier”>numero</span>)</p>
<pre><span class="ruby-identifier">valor</span> = <span class="ruby-string">&quot;&quot;</span> <span class="ruby-identifier">i</span> = <span class="ruby-value">0</span> <span class="ruby-identifier">nodo</span> = <span class="ruby-ivar">@cabeza</span> <span class="ruby-keyword">while</span> <span class="ruby-identifier">i</span> <span class="ruby-operator">&lt;</span> <span class="ruby-identifier">numero</span> <span class="ruby-keyword">do</span>
<span class="ruby-identifier">i</span> = <span class="ruby-identifier">i</span> <span class="ruby-operator">+</span> <span class="ruby-value">1</span> <span class="ruby-identifier">valor</span> = <span class="ruby-identifier">nodo</span>.<span class="ruby-identifier">value</span> <span class="ruby-identifier">nodo</span> = <span class="ruby-identifier">nodo</span>.<span class="ruby-identifier">next</span>
<span class="ruby-keyword">end</span> <span class="ruby-keyword">return</span> <span class="ruby-identifier">valor</span></pre>
<p><span class=“ruby-keyword”>end</span></pre></p>
<pre> </div>
</div>
</div>
<div id="method-i-pop" class="method-detail ">
<div class="method-heading"> <span class="method-name">pop</span><span class="method-args">()</span> <span class="method-click-advice">click to toggle source</span> </div> <div class="method-description"> <p>Elimina los elmentos de la Lista</p> <div class="method-source-code" id="pop-source"> <pre><span class="ruby-comment"># File lib/Examenes/Listas.rb, line 52</span></pre>
<p><span class=“ruby-keyword”>def</span> <span class=“ruby-identifier”>pop</span></p>
<pre><span class="ruby-keyword">if</span> <span class="ruby-ivar">@numeroNodos</span> <span class="ruby-operator">==</span> <span class="ruby-value">1</span> <span class="ruby-keyword">then</span>
<span class="ruby-ivar">@cabeza</span> = <span class="ruby-keyword">nil</span> <span class="ruby-ivar">@cola</span> = <span class="ruby-keyword">nil</span>
<span class="ruby-keyword">else</span>
<span class="ruby-ivar">@cabeza</span> = <span class="ruby-ivar">@cabeza</span>.<span class="ruby-identifier">next</span>
<span class="ruby-keyword">end</span> <span class="ruby-ivar">@numeroNodos</span> = <span class="ruby-ivar">@numeroNodos</span> <span class="ruby-operator">-</span> <span class="ruby-value">1</span></pre>
<p><span class=“ruby-keyword”>end</span></pre></p>
<pre> </div>
</div>
</div>
<div id="method-i-push" class="method-detail ">
<div class="method-heading"> <span class="method-name">push</span><span class="method-args">(*valor)</span> <span class="method-click-advice">click to toggle source</span> </div> <div class="method-description"> <p>Introduce los elementos a la Lista</p> <div class="method-source-code" id="push-source"> <pre><span class="ruby-comment"># File lib/Examenes/Listas.rb, line 36</span></pre>
<p><span class=“ruby-keyword”>def</span> <span class=“ruby-identifier”>push</span>(<span class=“ruby-operator”>*</span><span class=“ruby-identifier”>valor</span>)</p>
<pre><span class="ruby-keyword">for</span> <span class="ruby-identifier">i</span> <span class="ruby-keyword">in</span> <span class="ruby-value">0</span><span class="ruby-operator">…</span><span class="ruby-identifier">valor</span>.<span class="ruby-identifier">length</span>
<span class="ruby-identifier">nuevoNode</span> = <span class="ruby-constant">Node</span>.<span class="ruby-identifier">new</span>(<span class="ruby-identifier">valor</span>[<span class="ruby-identifier">i</span>], <span class="ruby-ivar">@nil</span>, <span class="ruby-keyword">nil</span>) <span class="ruby-keyword">if</span> <span class="ruby-ivar">@numeroNodos</span> <span class="ruby-operator">==</span> <span class="ruby-value">0</span> <span class="ruby-keyword">then</span> <span class="ruby-ivar">@cabeza</span> = <span class="ruby-identifier">nuevoNode</span> <span class="ruby-ivar">@cola</span> = <span class="ruby-identifier">nuevoNode</span> <span class="ruby-keyword">else</span> <span class="ruby-ivar">@cabeza</span>.<span class="ruby-identifier">previous</span> = <span class="ruby-identifier">nuevoNode</span> <span class="ruby-identifier">nuevoNode</span>.<span class="ruby-identifier">next</span> = <span class="ruby-ivar">@cabeza</span> <span class="ruby-ivar">@cabeza</span> = <span class="ruby-identifier">nuevoNode</span> <span class="ruby-keyword">end</span> <span class="ruby-ivar">@numeroNodos</span> = <span class="ruby-ivar">@numeroNodos</span> <span class="ruby-operator">+</span> <span class="ruby-value">1</span>
<span class="ruby-keyword">end</span></pre>
<p><span class=“ruby-keyword”>end</span></pre></p>
<pre> </div>
</div>
</div>
<div id="method-i-sacarValor" class="method-detail ">
<div class="method-heading"> <span class="method-name">sacarValor</span><span class="method-args">()</span> <span class="method-click-advice">click to toggle source</span> </div> <div class="method-description"> <p>Obtiene el valor correspondiente</p> <div class="method-source-code" id="sacarValor-source"> <pre><span class="ruby-comment"># File lib/Examenes/Listas.rb, line 63</span></pre>
<p><span class=“ruby-keyword”>def</span> <span class=“ruby-identifier”>sacarValor</span></p>
<pre><span class="ruby-ivar">@valor</span> = <span class="ruby-ivar">@cabeza</span>.<span class="ruby-identifier">value</span> <span class="ruby-keyword">if</span> <span class="ruby-ivar">@numeroNodos</span> <span class="ruby-operator">==</span> <span class="ruby-value">1</span> <span class="ruby-keyword">then</span>
<span class="ruby-ivar">@cabeza</span> = <span class="ruby-keyword">nil</span> <span class="ruby-ivar">@cola</span> = <span class="ruby-keyword">nil</span>
<span class="ruby-keyword">else</span>
<span class="ruby-ivar">@cabeza</span> = <span class="ruby-ivar">@cabeza</span>.<span class="ruby-identifier">next</span>
<span class="ruby-keyword">end</span> <span class="ruby-ivar">@numeroNodos</span> = <span class="ruby-ivar">@numeroNodos</span> <span class="ruby-operator">-</span> <span class="ruby-value">1</span> <span class="ruby-keyword">return</span> <span class="ruby-ivar">@valor</span></pre>
<p><span class=“ruby-keyword”>end</span></pre></p>
<pre> </div>
</div>
</div>
<div id="method-i-verDesdeCabeza" class="method-detail ">
<div class="method-heading"> <span class="method-name">verDesdeCabeza</span><span class="method-args">()</span> <span class="method-click-advice">click to toggle source</span> </div> <div class="method-description"> <p>Muestra la lista empezando desde la cabeza</p> <div class="method-source-code" id="verDesdeCabeza-source"> <pre><span class="ruby-comment"># File lib/Examenes/Listas.rb, line 76</span></pre>
<p><span class=“ruby-keyword”>def</span> <span class=“ruby-identifier”>verDesdeCabeza</span></p>
<pre><span class="ruby-identifier">salida</span> = <span class="ruby-string">&quot;&quot;</span> <span class="ruby-identifier">nodo</span> = <span class="ruby-ivar">@cabeza</span> <span class="ruby-keyword">while</span> <span class="ruby-identifier">nodo</span> <span class="ruby-operator">!=</span> <span class="ruby-keyword">nil</span> <span class="ruby-keyword">do</span>
<span class="ruby-identifier">salida</span> = <span class="ruby-identifier">salida</span> <span class="ruby-operator">+</span> <span class="ruby-identifier">nodo</span>.<span class="ruby-identifier">value</span>.<span class="ruby-identifier">to_s</span> <span class="ruby-operator">+</span> <span class="ruby-string">&quot; &quot;</span> <span class="ruby-identifier">nodo</span> = <span class="ruby-identifier">nodo</span>.<span class="ruby-identifier">next</span>
<span class="ruby-keyword">end</span> <span class="ruby-keyword">return</span> <span class="ruby-identifier">salida</span></pre>
<p><span class=“ruby-keyword”>end</span></pre></p>
<pre> </div>
</div>
</div>
<div id="method-i-verDesdeCola" class="method-detail ">
<div class="method-heading"> <span class="method-name">verDesdeCola</span><span class="method-args">()</span> <span class="method-click-advice">click to toggle source</span> </div> <div class="method-description"> <p>Muestra la lista empezando por la cola</p> <div class="method-source-code" id="verDesdeCola-source"> <pre><span class="ruby-comment"># File lib/Examenes/Listas.rb, line 87</span></pre>
<p><span class=“ruby-keyword”>def</span> <span class=“ruby-identifier”>verDesdeCola</span></p>
<pre> <span class="ruby-identifier">salida</span> = <span class="ruby-string">&quot;&quot;</span> <span class="ruby-identifier">nodo</span> = <span class="ruby-ivar">@cola</span> <span class="ruby-keyword">while</span> <span class="ruby-identifier">nodo</span> <span class="ruby-operator">!=</span> <span class="ruby-keyword">nil</span> <span class="ruby-keyword">do</span>
<span class="ruby-identifier">salida</span> = <span class="ruby-identifier">salida</span> <span class="ruby-operator">+</span> <span class="ruby-identifier">nodo</span>.<span class="ruby-identifier">value</span>.<span class="ruby-identifier">to_s</span> <span class="ruby-operator">+</span> <span class="ruby-string">&quot; &quot;</span> <span class="ruby-identifier">nodo</span> = <span class="ruby-identifier">nodo</span>.<span class="ruby-identifier">previous</span>
<span class="ruby-keyword">end</span> <span class="ruby-keyword">return</span> <span class="ruby-identifier">salida</span></pre>
<p><span class=“ruby-keyword”>end</span></pre></p>
<pre> </div>
</div> </div> </section>
</section></pre>
<p></main></p>
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<pre><p><a href="validator.w3.org/check/referer“>Validate</a> <p>Generated by <a href="rdoc.rubyforge.org”>RDoc</a> 4.1.0. <p>Based on <a href="deveiate.org/projects/Darkfish-Rdoc/“>Darkfish</a> by <a href="deveiate.org”>Michael Granger</a>.</pre>
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<p><a href="http://validator.w3.org/check/referer">Validate</a> <p>Generated by <a href="http://rdoc.rubyforge.org">RDoc</a> 4.1.0. <p>Based on <a href="http://deveiate.org/projects/Darkfish-Rdoc/">Darkfish</a> by <a href="http://deveiate.org">Michael Granger</a>.
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