<!DOCTYPE html>
<html> <head> <meta charset=“UTF-8”>
<title>class Examenes::List - RDoc Documentation</title>
<link href=“../fonts.css” rel=“stylesheet”> <link href=“../rdoc.css” rel=“stylesheet”>
<script type=“text/javascript”>
var rdoc_rel_prefix = "../";
</script>
<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>
<body id=“top” role=“document” class=“class”> <nav role=“navigation”>
<div id="project-navigation"> <div id="home-section" role="region" title="Quick navigation" class="nav-section"> <h2> <a href="../index.html" rel="home">Home</a> </h2> <div id="table-of-contents-navigation"> <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>
</div>
<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>
</div>
</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>
</div>
<div id="includes-section" class="nav-section"> <h3>Included Modules</h3> <ul class="link-list"> <li><span class="include">Enumerable</span> </ul>
</div>
<!-- Method Quickref -->
<div id=“method-list-section” class=“nav-section”>
<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>
</div>
</div>
</nav>
<main role=“main” aria-labelledby=“class-Examenes::List”>
<h1 id="class-Examenes::List" class="class"> class Examenes::List </h1> <section class="description"> </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-cabeza" class="method-detail"> <div class="method-heading attribute-method-heading"> <span class="method-name">cabeza</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,
y los numeros de nodo total</p>
</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,
y los numeros de nodo total</p>
</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,
y los numeros de nodo total</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">()</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>
<span class=“ruby-keyword”>def</span> <span class=“ruby-identifier”>initialize</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-ivar">@numeroNodos</span> = <span class="ruby-value">0</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-each" class="method-detail "> <div class="method-heading"> <span class="method-name">each</span><span class="method-args">() { |value| ... }</span> <span class="method-click-advice">click to toggle source</span> </div> <div class="method-description"> <div class="method-source-code" id="each-source"> <pre><span class="ruby-comment"># File lib/Examenes/Listas.rb, line 111</span>
<span class=“ruby-keyword”>def</span> <span class=“ruby-identifier”>each</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-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>
<span class=“ruby-keyword”>end</span></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>
<span class=“ruby-keyword”>def</span> <span class=“ruby-identifier”>obtenerValor</span>(<span class=“ruby-identifier”>numero</span>)
<span class="ruby-identifier">valor</span> = <span class="ruby-string">""</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"><</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>
<span class=“ruby-keyword”>end</span></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>
<span class=“ruby-keyword”>def</span> <span class=“ruby-identifier”>pop</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”>end</span></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>
<span class=“ruby-keyword”>def</span> <span class=“ruby-identifier”>push</span>(<span class=“ruby-operator”>*</span><span class=“ruby-identifier”>valor</span>)
<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>
<span class=“ruby-keyword”>end</span></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>
<span class=“ruby-keyword”>def</span> <span class=“ruby-identifier”>sacarValor</span>
<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>
<span class=“ruby-keyword”>end</span></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>
<span class=“ruby-keyword”>def</span> <span class=“ruby-identifier”>verDesdeCabeza</span>
<span class="ruby-identifier">salida</span> = <span class="ruby-string">""</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">" "</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>
<span class=“ruby-keyword”>end</span></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>
<span class=“ruby-keyword”>def</span> <span class=“ruby-identifier”>verDesdeCola</span>
<span class="ruby-identifier">salida</span> = <span class="ruby-string">""</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">" "</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>
<span class=“ruby-keyword”>end</span></pre>
</div> </div> </div> </section> </section>
</main>
<footer id=“validator-badges” role=“contentinfo”>
<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>.
</footer>