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	<title>Curso básico de PHP/Arreglo 10 - Historial de revisiones</title>
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	<updated>2026-05-06T03:59:11Z</updated>
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		<title>Rrc: /* Arreglo10 */</title>
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		<updated>2021-03-14T11:18:30Z</updated>

		<summary type="html">&lt;p&gt;‎&lt;span dir=&quot;auto&quot;&gt;&lt;span class=&quot;autocomment&quot;&gt;Arreglo10&lt;/span&gt;&lt;/span&gt;&lt;/p&gt;
&lt;table class=&quot;diff diff-contentalign-left&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;es&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #222; text-align: center;&quot;&gt;← Revisión anterior&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #222; text-align: center;&quot;&gt;Revisión del 11:18 14 mar 2021&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l49&quot; &gt;Línea 49:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Línea 49:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&#039;diff-marker&#039;&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;              &amp;lt;p class=\&amp;quot;LargeTextFont\&amp;quot;&amp;gt;&amp;quot; );&lt;/div&gt;&lt;/td&gt;&lt;td class=&#039;diff-marker&#039;&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;              &amp;lt;p class=\&amp;quot;LargeTextFont\&amp;quot;&amp;gt;&amp;quot; );&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&#039;diff-marker&#039;&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class=&#039;diff-marker&#039;&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&#039;diff-marker&#039;&gt;−&lt;/td&gt;&lt;td style=&quot;color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;       if( isset( $Cornucopia&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;{&lt;/del&gt;&amp;#039;Fruta&amp;#039;&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;} &lt;/del&gt;) )&lt;/div&gt;&lt;/td&gt;&lt;td class=&#039;diff-marker&#039;&gt;+&lt;/td&gt;&lt;td style=&quot;color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;       if( isset( $Cornucopia&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;[&lt;/ins&gt;&amp;#039;Fruta&amp;#039;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;] &lt;/ins&gt;) )&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&#039;diff-marker&#039;&gt;−&lt;/td&gt;&lt;td style=&quot;color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;         echo( &amp;quot;\$Cornucopia&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;{&lt;/del&gt;&amp;#039;Fruta&amp;#039;&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;} &lt;/del&gt;existe y no es NULL&lt;/div&gt;&lt;/td&gt;&lt;td class=&#039;diff-marker&#039;&gt;+&lt;/td&gt;&lt;td style=&quot;color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;         echo( &amp;quot;\$Cornucopia&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;[&lt;/ins&gt;&amp;#039;Fruta&amp;#039;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;] &lt;/ins&gt;existe y no es NULL&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&#039;diff-marker&#039;&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;                &amp;lt;br /&amp;gt;&amp;quot; );&lt;/div&gt;&lt;/td&gt;&lt;td class=&#039;diff-marker&#039;&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;                &amp;lt;br /&amp;gt;&amp;quot; );&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&#039;diff-marker&#039;&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;       else&lt;/div&gt;&lt;/td&gt;&lt;td class=&#039;diff-marker&#039;&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;       else&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&#039;diff-marker&#039;&gt;−&lt;/td&gt;&lt;td style=&quot;color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;         echo( &amp;quot;\$Cornucopia&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;{&lt;/del&gt;&amp;#039;Fruta&amp;#039;&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;} &lt;/del&gt;no existe y/o es NULL  &lt;/div&gt;&lt;/td&gt;&lt;td class=&#039;diff-marker&#039;&gt;+&lt;/td&gt;&lt;td style=&quot;color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;         echo( &amp;quot;\$Cornucopia&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;[&lt;/ins&gt;&amp;#039;Fruta&amp;#039;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;] &lt;/ins&gt;no existe y/o es NULL  &lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&#039;diff-marker&#039;&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;                &amp;lt;br /&amp;gt;&amp;quot; );&lt;/div&gt;&lt;/td&gt;&lt;td class=&#039;diff-marker&#039;&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;                &amp;lt;br /&amp;gt;&amp;quot; );&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&#039;diff-marker&#039;&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class=&#039;diff-marker&#039;&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&#039;diff-marker&#039;&gt;−&lt;/td&gt;&lt;td style=&quot;color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;       if( isset( $Cornucopia&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;{&lt;/del&gt;&amp;#039;Fruta&amp;#039;&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;}{&lt;/del&gt;&amp;#039;Rojo&amp;#039;&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;} &lt;/del&gt;) )&lt;/div&gt;&lt;/td&gt;&lt;td class=&#039;diff-marker&#039;&gt;+&lt;/td&gt;&lt;td style=&quot;color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;       if( isset( $Cornucopia&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;[&lt;/ins&gt;&amp;#039;Fruta&amp;#039;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;][&lt;/ins&gt;&amp;#039;Rojo&amp;#039;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;] &lt;/ins&gt;) )&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&#039;diff-marker&#039;&gt;−&lt;/td&gt;&lt;td style=&quot;color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;           echo( &amp;quot;\$Cornucopia&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;{&lt;/del&gt;&amp;#039;Fruta&amp;#039;&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;}{&lt;/del&gt;&amp;#039;Rojo&amp;#039;&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;} &lt;/del&gt;existe y no es NULL&lt;/div&gt;&lt;/td&gt;&lt;td class=&#039;diff-marker&#039;&gt;+&lt;/td&gt;&lt;td style=&quot;color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;           echo( &amp;quot;\$Cornucopia&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;[&lt;/ins&gt;&amp;#039;Fruta&amp;#039;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;][&lt;/ins&gt;&amp;#039;Rojo&amp;#039;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;] &lt;/ins&gt;existe y no es NULL&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&#039;diff-marker&#039;&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;                &amp;lt;br /&amp;gt;&amp;quot; );&lt;/div&gt;&lt;/td&gt;&lt;td class=&#039;diff-marker&#039;&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;                &amp;lt;br /&amp;gt;&amp;quot; );&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&#039;diff-marker&#039;&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;       else&lt;/div&gt;&lt;/td&gt;&lt;td class=&#039;diff-marker&#039;&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;       else&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&#039;diff-marker&#039;&gt;−&lt;/td&gt;&lt;td style=&quot;color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;         echo( &amp;quot;\$Cornucopia&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;{&lt;/del&gt;&amp;#039;Fruta&amp;#039;&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;}{&lt;/del&gt;&amp;#039;Rojo&amp;#039;&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;} &lt;/del&gt;no existe y/o es NULL&lt;/div&gt;&lt;/td&gt;&lt;td class=&#039;diff-marker&#039;&gt;+&lt;/td&gt;&lt;td style=&quot;color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;         echo( &amp;quot;\$Cornucopia&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;[&lt;/ins&gt;&amp;#039;Fruta&amp;#039;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;][&lt;/ins&gt;&amp;#039;Rojo&amp;#039;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;] &lt;/ins&gt;no existe y/o es NULL&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&#039;diff-marker&#039;&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;                &amp;lt;br /&amp;gt;&amp;quot; );&lt;/div&gt;&lt;/td&gt;&lt;td class=&#039;diff-marker&#039;&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;                &amp;lt;br /&amp;gt;&amp;quot; );&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&#039;diff-marker&#039;&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class=&#039;diff-marker&#039;&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&#039;diff-marker&#039;&gt;−&lt;/td&gt;&lt;td style=&quot;color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;       if( isset( $Cornucopia&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;{&lt;/del&gt;&amp;#039;Fruta&amp;#039;&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;}{&lt;/del&gt;&amp;#039;Platano&amp;#039;&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;} &lt;/del&gt;) )&lt;/div&gt;&lt;/td&gt;&lt;td class=&#039;diff-marker&#039;&gt;+&lt;/td&gt;&lt;td style=&quot;color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;       if( isset( $Cornucopia&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;[&lt;/ins&gt;&amp;#039;Fruta&amp;#039;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;][&lt;/ins&gt;&amp;#039;Platano&amp;#039;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;] &lt;/ins&gt;) )&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&#039;diff-marker&#039;&gt;−&lt;/td&gt;&lt;td style=&quot;color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;         echo( &amp;quot;\$Cornucopia&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;{&lt;/del&gt;&amp;#039;Fruta&amp;#039;&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;}{&lt;/del&gt;&amp;#039;Platano&amp;#039;&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;} &lt;/del&gt;existe y no es NULL&lt;/div&gt;&lt;/td&gt;&lt;td class=&#039;diff-marker&#039;&gt;+&lt;/td&gt;&lt;td style=&quot;color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;         echo( &amp;quot;\$Cornucopia&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;[&lt;/ins&gt;&amp;#039;Fruta&amp;#039;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;][&lt;/ins&gt;&amp;#039;Platano&amp;#039;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;] &lt;/ins&gt;existe y no es NULL&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&#039;diff-marker&#039;&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;                &amp;lt;br /&amp;gt;&amp;quot; );&lt;/div&gt;&lt;/td&gt;&lt;td class=&#039;diff-marker&#039;&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;                &amp;lt;br /&amp;gt;&amp;quot; );&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&#039;diff-marker&#039;&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;       else&lt;/div&gt;&lt;/td&gt;&lt;td class=&#039;diff-marker&#039;&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;       else&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&#039;diff-marker&#039;&gt;−&lt;/td&gt;&lt;td style=&quot;color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;         echo( &amp;quot;\$Cornucopia&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;{&lt;/del&gt;&amp;#039;Fruta&amp;#039;&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;}{&lt;/del&gt;&amp;#039;Platano&amp;#039;&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;} &lt;/del&gt;no existe y/o es NULL&lt;/div&gt;&lt;/td&gt;&lt;td class=&#039;diff-marker&#039;&gt;+&lt;/td&gt;&lt;td style=&quot;color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;         echo( &amp;quot;\$Cornucopia&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;[&lt;/ins&gt;&amp;#039;Fruta&amp;#039;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;][&lt;/ins&gt;&amp;#039;Platano&amp;#039;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;] &lt;/ins&gt;no existe y/o es NULL&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&#039;diff-marker&#039;&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;                &amp;lt;br /&amp;gt;&amp;quot; );&lt;/div&gt;&lt;/td&gt;&lt;td class=&#039;diff-marker&#039;&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;                &amp;lt;br /&amp;gt;&amp;quot; );&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&#039;diff-marker&#039;&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class=&#039;diff-marker&#039;&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Rrc</name></author>
		
	</entry>
	<entry>
		<id>http://wiki.cabal.mx/index.php?title=Curso_b%C3%A1sico_de_PHP/Arreglo_10&amp;diff=121692&amp;oldid=prev</id>
		<title>Rrc en 04:46 12 sep 2016</title>
		<link rel="alternate" type="text/html" href="http://wiki.cabal.mx/index.php?title=Curso_b%C3%A1sico_de_PHP/Arreglo_10&amp;diff=121692&amp;oldid=prev"/>
		<updated>2016-09-12T04:46:31Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;Página nueva&lt;/b&gt;&lt;/p&gt;&lt;div&gt;__NOTOC__&lt;br /&gt;
* [[:#Arreglo10 | Arreglo 10]]&lt;br /&gt;
** [[:#Contenidos de Cabeza5.inc | Contenidos de Cabeza5.inc]]&lt;br /&gt;
** [[:#Contenidos de incPie5.php | Contenidos de incPie5.php]]&lt;br /&gt;
** [[:#Contenidos de clase.css | Contenidos de clase.css]]&lt;br /&gt;
** [[:#Explicación | Explicación]]&lt;br /&gt;
** [[:#Ejecutarlo | Ejecutarlo]]&lt;br /&gt;
** [[:#Descargarlo | Descargarlo]]&lt;br /&gt;
&lt;br /&gt;
== Arreglo10 ==&lt;br /&gt;
&lt;br /&gt;
&amp;lt;syntaxhighlight lang=&amp;quot;php&amp;quot; line=&amp;quot;GESHI_FANCY_LINE_NUMBERS&amp;quot;&amp;gt;&lt;br /&gt;
&amp;lt;?php&lt;br /&gt;
  require_once( &amp;quot;Cabeza5.inc&amp;quot; );&lt;br /&gt;
?&amp;gt;&lt;br /&gt;
  &amp;lt;body&amp;gt;&lt;br /&gt;
    &amp;lt;?php&lt;br /&gt;
      /*&lt;br /&gt;
       * isset()&lt;br /&gt;
       *&lt;br /&gt;
       * (PHP 3, PHP 4, PHP 5)&lt;br /&gt;
       *&lt;br /&gt;
       * isset -- Determinar si una variable ( No una valor ) esta definida&lt;br /&gt;
       *&lt;br /&gt;
       * Descripcion&lt;br /&gt;
       * bool isset ( mixed var [, mixed var [, ...]] )&lt;br /&gt;
       *&lt;br /&gt;
       * Devuelve TRUE si var existe; FALSE de lo contrario. &lt;br /&gt;
       * Si una variable ha sido removida con unset(), ya no estara definida. &lt;br /&gt;
       * isset() devolvera FALSE si prueba una variable que ha sido definida&lt;br /&gt;
       * como NULL. Tambien note que un byte NULL (&amp;quot;\0&amp;quot;) no es equivalente a la &lt;br /&gt;
       * constante NULL de PHP. &lt;br /&gt;
       * Advertencia: isset() solo trabaja con variables, ya que pasar cualquier&lt;br /&gt;
       * otra cosa resultara en un error de interprete. Para chequear si se han &lt;br /&gt;
       * definido constantes, use la funcion defined(). &lt;br /&gt;
       * Nota: Puesto que esto es una construccion del lenguaje y no una &lt;br /&gt;
       * funcion, no puede ser llamado usando funciones variables&lt;br /&gt;
       */&lt;br /&gt;
&lt;br /&gt;
      $Cornucopia = array( &amp;#039;Fruta&amp;#039; =&amp;gt; array( &amp;#039;Rojo&amp;#039; =&amp;gt; &amp;#039;Manzana&amp;#039;, &lt;br /&gt;
                                             &amp;#039;Amarillo&amp;#039; =&amp;gt; &amp;#039;Platano&amp;#039;, &lt;br /&gt;
                                             &amp;#039;Naranja&amp;#039; =&amp;gt; &amp;#039;Naranja&amp;#039; ) );&lt;br /&gt;
&lt;br /&gt;
      $VarNormal = &amp;quot;Contenidos&amp;quot;;&lt;br /&gt;
&lt;br /&gt;
      echo( &amp;quot;&amp;lt;p class=\&amp;quot;SubTitleFont\&amp;quot;&amp;gt;&lt;br /&gt;
               Con isset()&lt;br /&gt;
             &amp;lt;/p&amp;gt;&lt;br /&gt;
             &amp;lt;p class=\&amp;quot;LargeTextFont\&amp;quot;&amp;gt;&amp;quot; );&lt;br /&gt;
&lt;br /&gt;
      if( isset( $Cornucopia{&amp;#039;Fruta&amp;#039;} ) )&lt;br /&gt;
        echo( &amp;quot;\$Cornucopia{&amp;#039;Fruta&amp;#039;} existe y no es NULL&lt;br /&gt;
               &amp;lt;br /&amp;gt;&amp;quot; );&lt;br /&gt;
      else&lt;br /&gt;
        echo( &amp;quot;\$Cornucopia{&amp;#039;Fruta&amp;#039;} no existe y/o es NULL &lt;br /&gt;
               &amp;lt;br /&amp;gt;&amp;quot; );&lt;br /&gt;
&lt;br /&gt;
      if( isset( $Cornucopia{&amp;#039;Fruta&amp;#039;}{&amp;#039;Rojo&amp;#039;} ) )&lt;br /&gt;
          echo( &amp;quot;\$Cornucopia{&amp;#039;Fruta&amp;#039;}{&amp;#039;Rojo&amp;#039;} existe y no es NULL&lt;br /&gt;
               &amp;lt;br /&amp;gt;&amp;quot; );&lt;br /&gt;
      else&lt;br /&gt;
        echo( &amp;quot;\$Cornucopia{&amp;#039;Fruta&amp;#039;}{&amp;#039;Rojo&amp;#039;} no existe y/o es NULL&lt;br /&gt;
               &amp;lt;br /&amp;gt;&amp;quot; );&lt;br /&gt;
&lt;br /&gt;
      if( isset( $Cornucopia{&amp;#039;Fruta&amp;#039;}{&amp;#039;Platano&amp;#039;} ) )&lt;br /&gt;
        echo( &amp;quot;\$Cornucopia{&amp;#039;Fruta&amp;#039;}{&amp;#039;Platano&amp;#039;} existe y no es NULL&lt;br /&gt;
               &amp;lt;br /&amp;gt;&amp;quot; );&lt;br /&gt;
      else&lt;br /&gt;
        echo( &amp;quot;\$Cornucopia{&amp;#039;Fruta&amp;#039;}{&amp;#039;Platano&amp;#039;} no existe y/o es NULL&lt;br /&gt;
               &amp;lt;br /&amp;gt;&amp;quot; );&lt;br /&gt;
&lt;br /&gt;
      if( isset( $VarNormal ) )&lt;br /&gt;
        echo( &amp;quot;\$VarNormal existe y no es NULL&lt;br /&gt;
               &amp;lt;br /&amp;gt;&amp;quot; );&lt;br /&gt;
      else&lt;br /&gt;
        echo( &amp;quot;\$VarNormal no existe y/o es NULL&amp;quot; );&lt;br /&gt;
&lt;br /&gt;
      echo( &amp;quot;&amp;lt;/p&amp;gt;&amp;quot; );&lt;br /&gt;
      require_once( &amp;quot;incPie5.php&amp;quot; );&lt;br /&gt;
    ?&amp;gt;&lt;br /&gt;
&amp;lt;/syntaxhighlight&amp;gt;&lt;br /&gt;
&lt;br /&gt;
=== Contenidos de Cabeza5.inc ===&lt;br /&gt;
[http://www.linuxcabal.org/PHPClase/Cabeza5.inc.txt Ver los contenidos de Cabeza5.inc]&lt;br /&gt;
&lt;br /&gt;
=== Contenidos de incPie5.php ===&lt;br /&gt;
[http://www.linuxcabal.org/PHPClase/incPie5.phps Ver los contenidos de incPie5.php]&lt;br /&gt;
&lt;br /&gt;
=== Contenidos de clase.css ===&lt;br /&gt;
[http://www.linuxcabal.org/PHPClase/clase.css.txt Ver los contenidos de clase.css]&lt;br /&gt;
&lt;br /&gt;
=== Explicación ===&lt;br /&gt;
&lt;br /&gt;
=== Ejecutarlo ===&lt;br /&gt;
[http://www.linuxcabal.org/PHPClase/Array10.php Ejecutar el código de Arreglo 10]&lt;br /&gt;
&lt;br /&gt;
=== Descargarlo ===&lt;br /&gt;
[http://www.linuxcabal.org/PHPClase/Array10.phps Descargar el código de Arreglo 10]&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
[[Category:PHP]]&lt;br /&gt;
[[Category:PHPCabal]]&lt;br /&gt;
[[Category:CursoPHP]]&lt;/div&gt;</summary>
		<author><name>Rrc</name></author>
		
	</entry>
</feed>